PHP Files::list_by_date_for_anchor方法代码示例

 /**
  * cascade to children
  *
  * @param string referencing of the changed anchor
  * @param string rights to be cascaded (e.g., 'Y', 'R' or 'N')
  */
 public static function cascade($reference, $active)
 {
     global $context;
     // only sections may have sub-sections
     if (strpos($reference, 'section:') === 0) {
         // cascade to sub-sections
         if ($items = Sections::list_for_anchor($reference, 'raw')) {
             // cascade to each section individually
             foreach ($items as $id => $item) {
                 // limit actual rights
                 $item['active'] = Anchors::ceil_rights($active, $item['active_set']);
                 $query = "UPDATE " . SQL::table_name('sections') . " SET active='" . SQL::escape($item['active']) . "' WHERE id = " . SQL::escape($id);
                 SQL::query($query);
                 // cascade to children
                 Anchors::cascade('section:' . $item['id'], $item['active']);
             }
         }
     }
     // only categories may have sub-categories
     if (strpos($reference, 'category:') === 0) {
         // cascade to sub-categories
         if ($items = Categories::list_for_anchor($reference, 'raw')) {
             // cascade to each section individually
             foreach ($items as $id => $item) {
                 // limit actual rights
                 $item['active'] = Anchors::ceil_rights($active, $item['active_set']);
                 $query = "UPDATE " . SQL::table_name('categories') . " SET active='" . SQL::escape($item['active']) . "' WHERE id = " . SQL::escape($id);
                 SQL::query($query);
                 // cascade to children
                 Anchors::cascade('category:' . $item['id'], $item['active']);
             }
         }
     }
     // only sections may have articles
     if (strpos($reference, 'section:') === 0) {
         // cascade to articles --up to 3000
         if ($items =& Articles::list_for_anchor_by('edition', $reference, 0, 3000, 'raw')) {
             // cascade to each section individually
             foreach ($items as $id => $item) {
                 // limit actual rights
                 $item['active'] = Anchors::ceil_rights($active, $item['active_set']);
                 $query = "UPDATE " . SQL::table_name('articles') . " SET active='" . SQL::escape($item['active']) . "' WHERE id = " . SQL::escape($id);
                 SQL::query($query);
                 // cascade to children
                 Anchors::cascade('article:' . $item['id'], $item['active']);
             }
         }
     }
     // cascade to files --up to 3000
     if ($items = Files::list_by_date_for_anchor($reference, 0, 3000, 'raw')) {
         // cascade to each section individually
         foreach ($items as $id => $item) {
             // limit actual rights
             $item['active'] = Anchors::ceil_rights($active, $item['active_set']);
             $query = "UPDATE " . SQL::table_name('files') . " SET active='" . SQL::escape($item['active']) . "' WHERE id = " . SQL::escape($id);
             SQL::query($query);
         }
     }
 }

 /**
  * list articles
  *
  * @param resource the SQL result
  * @return a string to be displayed
  *
  * @see layouts/layout.php
  **/
 function layout($result)
 {
     global $context;
     // we return some text
     $text = '';
     // empty list
     if (!SQL::count($result)) {
         return $text;
     }
     // no hovering label
     $href_title = '';
     // we build an array for the skin::build_tabs() function
     $panels = array();
     // process all items in the list
     while ($item = SQL::fetch($result)) {
         // get the main anchor
         $anchor = Anchors::get($item['anchor']);
         // get the related overlay, if any
         $overlay = Overlay::load($item, 'article:' . $item['id']);
         // panel content
         $text = '';
         // insert anchor prefix
         if (is_object($anchor)) {
             $text .= $anchor->get_prefix();
         }
         // the introduction text, if any
         if (is_object($overlay)) {
             $text .= Skin::build_block($overlay->get_text('introduction', $item), 'introduction');
         } elseif (isset($item['introduction']) && trim($item['introduction'])) {
             $text .= Skin::build_block($item['introduction'], 'introduction');
         }
         // get text related to the overlay, if any
         if (is_object($overlay)) {
             $text .= $overlay->get_text('view', $item);
         }
         // filter description, if necessary
         if (is_object($overlay)) {
             $description = $overlay->get_text('description', $item);
         } else {
             $description = $item['description'];
         }
         // the beautified description, which is the actual page body
         if ($description) {
             // use adequate label
             if (is_object($overlay) && ($label = $overlay->get_label('description'))) {
                 $text .= Skin::build_block($label, 'title');
             }
             // beautify the target page
             $text .= Skin::build_block($description, 'description', '', $item['options']);
         }
         // list files only to people able to change the page
         if (Articles::allow_modification($item, $anchor)) {
             $embedded = NULL;
         } else {
             $embedded = Codes::list_embedded($item['description']);
         }
         // build a complete box
         $box = array('bar' => array(), 'text' => '');
         // count the number of files in this article
         if ($count = Files::count_for_anchor('article:' . $item['id'], FALSE, $embedded)) {
             if ($count > 20) {
                 $box['bar'] += array('_count' => sprintf(i18n::ns('%d file', '%d files', $count), $count));
             }
             // list files by date (default) or by title (option files_by_title)
             $offset = ($zoom_index - 1) * FILES_PER_PAGE;
             if (Articles::has_option('files_by', $anchor, $item) == 'title') {
                 $items = Files::list_by_title_for_anchor('article:' . $item['id'], 0, 300, 'article:' . $item['id'], $embedded);
             } else {
                 $items = Files::list_by_date_for_anchor('article:' . $item['id'], 0, 300, 'article:' . $item['id'], $embedded);
             }
             // actually render the html
             if (is_array($items)) {
                 $box['text'] .= Skin::build_list($items, 'decorated');
             } elseif (is_string($items)) {
                 $box['text'] .= $items;
             }
             // the command to post a new file
             if (Files::allow_creation($item, $anchor, 'article')) {
                 Skin::define_img('FILES_UPLOAD_IMG', 'files/upload.gif');
                 $box['bar'] += array('files/edit.php?anchor=' . urlencode('article:' . $item['id']) => FILES_UPLOAD_IMG . i18n::s('Add a file'));
             }
         }
         // some files have been attached to this page
         if ($page == 1 && $count > 1) {
             // the command to download all files
             $link = 'files/fetch_all.php?anchor=' . urlencode('article:' . $item['id']);
             if ($count > 20) {
                 $label = i18n::s('Zip 20 first files');
             } else {
                 $label = i18n::s('Zip all files');
             }
             $box['bar'] += array($link => $label);
//.........这里部分代码省略.........

 //
 // the list of related files if not at another follow-up page
 if (!$zoom_type || $zoom_type == 'files') {
     // build a complete box
     $box = array('bar' => array(), 'text' => '');
     // count the number of files in this category
     if ($count = Files::count_for_anchor('category:' . $item['id'])) {
         if ($count > 20) {
             $box['bar'] = array('_count' => sprintf(i18n::ns('%d file', '%d files', $count), $count));
         }
         // list files by date (default) or by title (option 'files_by_title')
         $offset = ($zoom_index - 1) * FILES_PER_PAGE;
         if (isset($item['options']) && preg_match('/\\bfiles_by_title\\b/i', $item['options'])) {
             $items = Files::list_by_title_for_anchor('category:' . $item['id'], $offset, FILES_PER_PAGE, 'category:' . $item['id']);
         } else {
             $items = Files::list_by_date_for_anchor('category:' . $item['id'], $offset, FILES_PER_PAGE, 'category:' . $item['id']);
         }
         if (is_array($items)) {
             $box['text'] .= Skin::build_list($items, 'decorated');
         } else {
             $box['text'] .= $items;
         }
         // navigation commands for files
         $home = Categories::get_permalink($item);
         $prefix = Categories::get_url($item['id'], 'navigate', 'files');
         $box['bar'] = array_merge($box['bar'], Skin::navigate($home, $prefix, $count, FILES_PER_PAGE, $zoom_index));
     }
     // the command to post a new file
     $url = 'files/edit.php?anchor=' . urlencode('category:' . $item['id']);
     if (Files::allow_creation($item, $anchor, 'category')) {
         Skin::define_img('FILES_UPLOAD_IMG', 'files/upload.gif');

     $items =& Members::list_articles_by_date_for_anchor('category:' . $item['id'], 0, 50);
 }
 // actually render the html for the section
 if ($items) {
     $context['text'] .= $section . Skin::build_list($items, 'decorated');
 }
 //
 // the files section
 //
 // title
 $section = Skin::build_block(i18n::s('Files'), 'title');
 // list files by date (default) or by title (option :files_by_title:)
 if (preg_match('/\\bfiles_by_title\\b/i', $item['options'])) {
     $items = Files::list_by_title_for_anchor('category:' . $item['id'], 0, 300, 'category:' . $item['id']);
 } else {
     $items = Files::list_by_date_for_anchor('category:' . $item['id'], 0, 300, 'category:' . $item['id']);
 }
 // actually render the html for the section
 if ($items) {
     $context['text'] .= $section . Skin::build_list($items, 'decorated');
 }
 //
 // the links section
 //
 // title
 $section = Skin::build_block(i18n::s('See also'), 'title');
 // list links by date (default) or by title (option :links_by_title:)
 if (preg_match('/\\blinks_by_title\\b/i', $item['options'])) {
     $items = Links::list_by_title_for_anchor('category:' . $item['id'], 0, 50);
 } else {
     $items = Links::list_by_date_for_anchor('category:' . $item['id'], 0, 50);

     $embedded = Codes::list_embedded($item['description']);
 }
 // build a complete box
 $box = array('bar' => array(), 'text' => '');
 // count the number of files in this section
 if ($count = Files::count_for_anchor('section:' . $item['id'], FALSE, $embedded)) {
     $attachments_count += $count;
     if ($count > 20) {
         $box['bar'] += array('_count' => sprintf(i18n::ns('%d file', '%d files', $count), $count));
     }
     // list files by date (default) or by title (option 'files_by_title')
     $offset = ($zoom_index - 1) * FILES_PER_PAGE;
     if (preg_match('/\\bfiles_by_title\\b/i', $item['options'])) {
         $items = Files::list_by_title_for_anchor('section:' . $item['id'], $offset, FILES_PER_PAGE, 'section:' . $item['id'], $embedded);
     } else {
         $items = Files::list_by_date_for_anchor('section:' . $item['id'], $offset, FILES_PER_PAGE, 'section:' . $item['id'], $embedded);
     }
     // actually render the html
     if (is_array($items)) {
         $box['text'] .= Skin::build_list($items, 'decorated');
     } elseif (is_string($items)) {
         $box['text'] .= $items;
     }
     // navigation commands for files
     $home = Sections::get_permalink($item);
     $prefix = Sections::get_url($item['id'], 'navigate', 'files');
     $box['bar'] = array_merge($box['bar'], Skin::navigate($home, $prefix, $count, FILES_PER_PAGE, $zoom_index));
 }
 // the command to post a new file -- check 'with_files' option
 if (Files::allow_creation($item, $anchor, 'section')) {
     Skin::define_img('FILES_UPLOAD_IMG', 'files/upload.gif');

 /**
  * list categories
  *
  * @param resource the SQL result
  * @return string the rendered text
  *
  * @see layouts/layout.php
  **/
 function layout($result)
 {
     global $context;
     // empty list
     if (!SQL::count($result)) {
         $output = array();
         return $output;
     }
     // we return plain text
     $text = '';
     // process all items in the list
     while ($item = SQL::fetch($result)) {
         // one box per category
         $box['title'] = '';
         $box['text'] = '';
         // use the title to label the link
         $box['title'] = Skin::strip($item['title'], 50);
         // list related categories, if any
         if ($items = Categories::list_by_date_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE, 'compact')) {
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $label = $label[1];
                 }
                 $box['text'] .= '<li>' . Skin::build_link($url, $label, 'category') . '</li>' . "\n";
             }
         }
         // info on related sections
         $items =& Members::list_sections_by_title_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE);
         if ($items) {
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $label = $label[1];
                 }
                 $box['text'] .= '<li>' . Skin::build_link($url, $label, 'section') . '</li>' . "\n";
             }
         }
         // info on related articles
         if (isset($item['options']) && preg_match('/\\barticles_by_title\\b/i', $item['options'])) {
             $items =& Members::list_articles_by_title_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE);
         } else {
             $items =& Members::list_articles_by_date_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE);
         }
         if ($items) {
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $label = $label[1];
                 }
                 $box['text'] .= '<li>' . Skin::build_link($url, $label, 'article') . '</li>' . "\n";
             }
         }
         // info on related files
         if (isset($item['options']) && preg_match('/\\bfiles_by_title\\b/i', $item['options'])) {
             $items = Files::list_by_title_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE, 'category:' . $item['id']);
         } else {
             $items = Files::list_by_date_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE, 'category:' . $item['id']);
         }
         if ($items) {
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $label = $label[1];
                 }
                 $box['text'] .= '<li>' . Skin::build_link($url, $label, 'file') . '</li>' . "\n";
             }
         }
         // info on related comments
         include_once $context['path_to_root'] . 'comments/comments.php';
         if ($items = Comments::list_by_date_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE, 'compact')) {
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $label = $label[1];
                 }
                 $box['text'] .= '<li>' . Skin::build_link($url, $label, 'comment') . '</li>' . "\n";
             }
         }
         // info on related links
         include_once $context['path_to_root'] . 'links/links.php';
         if (isset($item['options']) && preg_match('/\\blinks_by_title\\b/i', $item['options'])) {
             $items = Links::list_by_title_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE);
         } else {
             $items = Links::list_by_date_for_anchor('category:' . $item['id'], 0, COMPACT_LIST_SIZE);
         }
         if ($items) {
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $label = $label[1];
                 }
                 $box['text'] .= '<li>' . Skin::build_link($url, $label) . '</li>' . "\n";
             }
         }
         // add a direct link to the category
         if (Surfer::is_associate()) {
             $box['title'] .= '&nbsp;' . Skin::build_link(Categories::get_permalink($item), MORE_IMG, 'basic');
//.........这里部分代码省略.........

     // use adequate label
     if (is_object($overlay) && ($label = $overlay->get_label('description'))) {
         $context['text'] .= Skin::build_block($label, 'title') . '<div>' . $description . "</div>\n";
     } else {
         $context['text'] .= $description . "\n";
     }
 }
 //
 // attached files
 //
 // list files by date (default) or by title (option :files_by_title:)
 $items = array();
 if (Articles::has_option('files_by', $anchor, $item) == 'title') {
     $items = Files::list_by_title_for_anchor('article:' . $item['id'], 0, 300, 'compact');
 } else {
     $items = Files::list_by_date_for_anchor('article:' . $item['id'], 0, 300, 'compact');
 }
 // actually list items
 if (count($items)) {
     $context['text'] .= Skin::build_box(i18n::s('Files'), utf8::to_unicode(Skin::build_list($items, 'compact')));
 }
 //
 // attached comments
 //
 // list immutable comments by date
 $items = Comments::list_by_date_for_anchor('article:' . $item['id'], 0, 500, 'excerpt');
 // actually list items
 if ($items) {
     $context['text'] .= Skin::build_box(i18n::s('Comments'), utf8::to_unicode($items));
 }
 //

 /**
  * list sections
  *
  * @param resource the SQL result
  * @return string the rendered text
  *
  * @see layouts/layout.php
  **/
 function layout($result)
 {
     global $context;
     // empty list
     if (!SQL::count($result)) {
         $output = array();
         return $output;
     }
     // the maximum number of items per section
     if (!defined('MAXIMUM_ITEMS_PER_SECTION')) {
         define('MAXIMUM_ITEMS_PER_SECTION', 100);
     }
     // we return plain text
     $text = '';
     // process all items in the list
     include_once $context['path_to_root'] . 'comments/comments.php';
     include_once $context['path_to_root'] . 'links/links.php';
     $family = '';
     while ($item = SQL::fetch($result)) {
         // change the family
         if ($item['family'] != $family) {
             $family = $item['family'];
             // show the family
             $text .= '<h2><span>' . $family . '&nbsp;</span></h2>' . "\n";
         }
         // get the related overlay, if any
         $overlay = Overlay::load($item, 'section:' . $item['id']);
         // get the main anchor
         $anchor = Anchors::get($item['anchor']);
         // one box per section
         $box = array('title' => '', 'text' => '');
         // box content
         $elements = array();
         // use the title to label the link
         if (is_object($overlay)) {
             $box['title'] .= Codes::beautify_title($overlay->get_text('title', $item));
         } else {
             $box['title'] .= Codes::beautify_title($item['title']);
         }
         $details = array();
         // info on related articles
         if (preg_match('/\\barticles_by_([a-z_]+)\\b/i', $item['options'], $matches)) {
             $order = $matches[1];
         } else {
             $order = 'edition';
         }
         $items =& Articles::list_for_anchor_by($order, 'section:' . $item['id'], 0, MAXIMUM_ITEMS_PER_SECTION + 1, 'compact');
         if (@count($items)) {
             // mention the number of items in folded title
             $details[] = sprintf(i18n::ns('%d page', '%d pages', count($items)), count($items));
             // add one link per item
             foreach ($items as $url => $label) {
                 $prefix = $suffix = '';
                 if (is_array($label)) {
                     $prefix = $label[0];
                     $suffix = $label[2];
                     $label = $label[1];
                 }
                 $elements[] = $prefix . Skin::build_link($url, $label, 'article') . $suffix;
             }
         }
         // info on related files
         if (Sections::has_option('files_by', $anchor, $item) == 'title') {
             $items = Files::list_by_title_for_anchor('section:' . $item['id'], 0, MAXIMUM_ITEMS_PER_SECTION + 1, 'compact');
         } else {
             $items = Files::list_by_date_for_anchor('section:' . $item['id'], 0, MAXIMUM_ITEMS_PER_SECTION + 1, 'compact');
         }
         if ($items) {
             // mention the number of sections in folded title
             $details[] = sprintf(i18n::ns('%d file', '%d files', count($items)), count($items));
             // add one link per item
             foreach ($items as $url => $label) {
                 if (is_array($label)) {
                     $prefix = $label[0];
                     $suffix = $label[2];
                     $label = $label[1];
                 }
                 $elements[] = $prefix . Skin::build_link($url, $label, 'file') . $suffix;
             }
         }
         // info on related comments
         if ($items = Comments::list_by_date_for_anchor('section:' . $item['id'], 0, MAXIMUM_ITEMS_PER_SECTION + 1, 'compact', TRUE)) {
             // mention the number of sections in folded title
             $details[] = sprintf(i18n::ns('%d comment', '%d comments', count($items)), count($items));
             // add one link per item
             foreach ($items as $url => $label) {
                 $prefix = $suffix = '';
                 if (is_array($label)) {
                     $prefix = $label[0];
                     $suffix = $label[2];
                     $label = $label[1];
                 }
//.........这里部分代码省略.........

 /**
  * list pages
  *
  * @param resource the SQL result
  * @return string the rendered text
  *
  * @see layouts/layout.php
  **/
 function layout($result)
 {
     global $context;
     // allow for multiple calls
     static $accordion_id;
     if (!isset($accordion_id)) {
         $accordion_id = 1;
     } else {
         $accordion_id++;
     }
     // empty list
     if (!SQL::count($result)) {
         $output = array();
         return $output;
     }
     // the maximum number of items per article
     if (!defined('MAXIMUM_ITEMS_PER_ACCORDION')) {
         define('MAXIMUM_ITEMS_PER_ACCORDION', 100);
     }
     // we return plain text
     $text = '';
     // type of listed object
     $items_type = $this->listed_type;
     // process all items in the list
     include_once $context['path_to_root'] . 'comments/comments.php';
     include_once $context['path_to_root'] . 'links/links.php';
     $family = '';
     while ($item = SQL::fetch($result)) {
         // get the object interface, this may load parent and overlay
         $entity = new $items_type($item);
         // change the family (layout of sections)
         if (isset($item['family']) && $item['family'] != $family) {
             $family = $item['family'];
             // show the family
             $text .= '<h2><span>' . $family . '&nbsp;</span></h2>' . "\n";
         }
         // one box per page
         $box = array('title' => '', 'text' => '');
         // signal entity to be published
         if (isset($item['publish_date']) && ($item['publish_date'] <= NULL_DATE || $item['publish_date'] > gmstrftime('%Y-%m-%d %H:%M:%S'))) {
             $box['title'] .= DRAFT_FLAG;
         }
         // signal entity to be activated
         if (isset($item['activation_date']) && $item['activation_date'] > gmstrftime('%Y-%m-%d %H:%M:%S')) {
             $box['title'] .= DRAFT_FLAG;
         }
         // signal restricted and private entity
         if ($item['active'] == 'N') {
             $box['title'] .= PRIVATE_FLAG;
         } elseif ($item['active'] == 'R') {
             $box['title'] .= RESTRICTED_FLAG;
         }
         // use the title to label the link
         if (is_object($entity->overlay)) {
             $box['title'] .= Codes::beautify_title($entity->overlay->get_text('title', $item));
         } else {
             $box['title'] .= Codes::beautify_title($item['title']);
         }
         // box content
         $elements = array();
         // complement the title with interesting details
         $details = array();
         // info on related article, only for sections
         if ($items_type == 'section') {
             if (preg_match('/\\barticles_by_([a-z_]+)\\b/i', $item['options'], $matches)) {
                 $order = $matches[1];
             } else {
                 $order = 'edition';
             }
             $items =& Articles::list_for_anchor_by($order, $entity->get_reference(), 0, MAXIMUM_ITEMS_PER_ACCORDION + 1, 'compact');
             if (@count($items)) {
                 // mention the number of items in folded title
                 $details[] = sprintf(i18n::ns('%d page', '%d pages', count($items)), count($items));
                 // add one link per item
                 foreach ($items as $url => $label) {
                     $prefix = $suffix = '';
                     if (is_array($label)) {
                         $prefix = $label[0];
                         $suffix = $label[2];
                         $label = $label[1];
                     }
                     $elements[] = $prefix . Skin::build_link($url, $label, 'article') . $suffix;
                 }
             }
         }
         // info on related files
         if ($entity->has_option('files_by') == 'title') {
             $items = Files::list_by_title_for_anchor($entity->get_reference(), 0, MAXIMUM_ITEMS_PER_ACCORDION + 1, 'compact');
         } else {
             $items = Files::list_by_date_for_anchor($entity->get_reference(), 0, MAXIMUM_ITEMS_PER_ACCORDION + 1, 'compact');
         }
         if ($items) {
//.........这里部分代码省略.........

 /**
  * list sections
  *
  * Accept following variants:
  * - 'full' - include anchor information -- also the default value
  *
  * @param resource the SQL result
  * @return array of resulting items, or NULL
  *
  * @see layouts/layout.php
  **/
 function layout($result)
 {
     global $context;
     // we return an array of ($url => $attributes)
     $items = array();
     // empty list
     if (!SQL::count($result)) {
         return $items;
     }
     // sanity check
     if (!isset($this->layout_variant)) {
         $this->layout_variant = 'decorated';
     }
     // process all items in the list
     include_once $context['path_to_root'] . 'comments/comments.php';
     include_once $context['path_to_root'] . 'links/links.php';
     while ($item = SQL::fetch($result)) {
         // get the related overlay, if any
         $overlay = Overlay::load($item, 'section:' . $item['id']);
         // get the main anchor
         $anchor = Anchors::get($item['anchor']);
         // the url to view this item
         $url = Sections::get_permalink($item);
         // use the title to label the link
         if (is_object($overlay)) {
             $title = Codes::beautify_title($overlay->get_text('title', $item));
         } else {
             $title = Codes::beautify_title($item['title']);
         }
         // initialize variables
         $prefix = $suffix = $icon = '';
         // flag sections that are draft, dead, or created or updated very recently
         if ($item['activation_date'] >= $context['now']) {
             $prefix .= DRAFT_FLAG;
         } elseif ($item['expiry_date'] > NULL_DATE && $item['expiry_date'] <= $context['now']) {
             $prefix .= EXPIRED_FLAG;
         }
         if ($item['create_date'] >= $context['fresh']) {
             $suffix .= NEW_FLAG;
         } elseif ($item['edit_date'] >= $context['fresh']) {
             $suffix .= UPDATED_FLAG;
         }
         // signal restricted and private sections
         if ($item['active'] == 'N') {
             $prefix .= PRIVATE_FLAG;
         } elseif ($item['active'] == 'R') {
             $prefix .= RESTRICTED_FLAG;
         }
         // the introductory text
         if ($item['introduction']) {
             $suffix .= ' -&nbsp;' . Codes::beautify_introduction($item['introduction']);
         }
         // details and content
         $details = array();
         $content = array();
         // count related sub-elements
         $related_count = 0;
         // info on related articles
         if ($count = Articles::count_for_anchor('section:' . $item['id'])) {
             $details[] = sprintf(i18n::ns('%d page', '%d pages', $count), $count);
             $related_count += $count;
             // add related articles if necessary
             if (preg_match('/\\barticles_by_([a-z_]+)\\b/i', $item['options'], $matches)) {
                 $order = $matches[1];
             } else {
                 $order = 'edition';
             }
             if (count($details) < YAHOO_LIST_SIZE && ($related =& Articles::list_for_anchor_by($order, 'section:' . $item['id'], 0, YAHOO_LIST_SIZE - count($details), 'compact'))) {
                 foreach ($related as $link => $label) {
                     $sub_prefix = $sub_suffix = $sub_hover = '';
                     if (is_array($label)) {
                         $sub_prefix = $label[0];
                         $sub_suffix = $label[2];
                         if (@$label[5]) {
                             $sub_hover = $label[5];
                         }
                         $label = $label[1];
                     }
                     $content[$link] = array($sub_prefix, $label, $sub_suffix, 'basic', '', $sub_hover);
                 }
             }
         }
         // info on related files
         if ($count = Files::count_for_anchor('section:' . $item['id'])) {
             $details[] = sprintf(i18n::ns('%d file', '%d files', $count), $count);
             $related_count += $count;
             // add related files if necessary
             if (count($details) < YAHOO_LIST_SIZE && ($related = Files::list_by_date_for_anchor('section:' . $item['id'], 0, YAHOO_LIST_SIZE - count($details), 'compact'))) {
                 foreach ($related as $link => $label) {
//.........这里部分代码省略.........

     $information .= $overlay->get_text('view', $item);
 }
 // the full text
 if (is_object($overlay)) {
     $description = $overlay->get_text('description', $item);
 } else {
     $description = $item['description'];
 }
 $information .= Skin::build_block($description, 'description');
 // birth date, if any, and only for authenticated surfers
 if (isset($item['birth_date']) && $item['birth_date'] > NULL_DATE && Surfer::is_logged()) {
     $information .= '<p>' . i18n::s('Birth date') . ' ' . substr($item['birth_date'], 0, 10) . '</p>';
 }
 // list files
 //
 $items = Files::list_by_date_for_anchor('user:' . $item['id'], 0, FILES_PER_PAGE, 'no_author');
 if (is_array($items)) {
     $items = Skin::build_list($items, 'decorated');
 }
 // local menu
 $menu = array();
 // the command to post a new file
 if ((Surfer::is($item['id']) || Surfer::is_associate()) && Surfer::may_upload()) {
     Skin::define_img('FILES_UPLOAD_IMG', 'files/upload.gif');
     $menu[] = Skin::build_link('files/edit.php?anchor=user:' . $item['id'], FILES_UPLOAD_IMG . i18n::s('Add a file'), 'span');
 }
 if (count($menu)) {
     $items = Skin::finalize_list($menu, 'menu_bar') . $items;
 }
 if ($items) {
     $information .= Skin::build_box(i18n::s('Files'), $items);

         $box['text'] .= Skin::build_list($items, 'decorated');
     } elseif (is_string($items)) {
         $box['text'] .= $items;
     }
     if ($box['text']) {
         $context['text'] .= Skin::build_box(i18n::s('What is new?'), $box['text']);
     }
 }
 //
 // attached files
 //
 // list files by date (default) or by title (option :files_by_title:)
 if (preg_match('/\\bfiles_by_title\\b/i', $item['options'])) {
     $items = Files::list_by_title_for_anchor('section:' . $item['id'], 0, 300, 'section:' . $item['id']);
 } else {
     $items = Files::list_by_date_for_anchor('section:' . $item['id'], 0, 300, 'section:' . $item['id']);
 }
 // actually render the html for the section
 if ($items) {
     $context['text'] .= Skin::build_box(i18n::s('Files'), Skin::build_list($items, 'decorated'));
 }
 //
 // the comments section
 //
 // layout for printed comments
 $layout = 'no_anchor';
 // the maximum number of comments per page
 if (is_object($layout)) {
     $items_per_page = $layout->items_per_page();
 } else {
     $items_per_page = COMMENTS_PER_PAGE;

$context['page_title'] = i18n::s('Files');
// stop crawlers
if (Surfer::is_crawler()) {
    Safe::header('Status: 401 Unauthorized', TRUE, 401);
    Logger::error(i18n::s('You are not allowed to perform this operation.'));
    // an anchor is mandatory
} elseif (!is_object($anchor)) {
    Safe::header('Status: 404 Not Found', TRUE, 404);
    Logger::error(i18n::s('No anchor has been found.'));
    // provide updated information for this anchor
} else {
    // list files by date (default) or by title (option files_by_title)
    if ($anchor->has_option('files_by') == 'title') {
        $output = Files::list_by_title_for_anchor($anchor->get_reference(), 0, 20, 'compact');
    } else {
        $output = Files::list_by_date_for_anchor($anchor->get_reference(), 0, 20, 'compact');
    }
    // ensure we are producing some text
    if (is_array($output)) {
        // the command to list all files
        if (count($output)) {
            $output = array_merge($output, array(Files::get_url($anchor->get_reference(), 'list') => i18n::s('All files')));
        }
        $output =& Skin::build_list($output, 'compact');
    }
    // actual transmission except on a HEAD request
    if (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] != 'HEAD') {
        echo $output;
    }
    // the post-processing hook, then exit
    finalize_page(TRUE);

//.........这里部分代码省略.........
                             $label = $label[1];
                         }
                         $content[] = $sub_prefix . $label . $sub_suffix;
                     }
                 }
                 // regular rendering of related articles
             } else {
                 if (preg_match('/\\barticles_by_([a-z_]+)\\b/i', $item['options'], $matches)) {
                     $order = $matches[1];
                 } else {
                     $order = 'edition';
                 }
                 if ($related =& Articles::list_for_anchor_by($order, 'section:' . $item['id'], 0, $maximum_items - count($content), 'compact')) {
                     foreach ($related as $sub_url => $label) {
                         $sub_prefix = $sub_suffix = $sub_hover = '';
                         if (is_array($label)) {
                             $sub_prefix = $label[0];
                             $sub_suffix = $label[2];
                             if (@$label[5]) {
                                 $sub_hover = $label[5];
                             }
                             $label = $label[1];
                         }
                         $content[] = $sub_prefix . $label . $sub_suffix;
                     }
                 }
             }
         }
         // info on related files
         if ($count = Files::count_for_anchor('section:' . $item['id'], TRUE)) {
             $details[] = sprintf(i18n::ns('%d file', '%d files', $count), $count);
             $related_count += $count;
             // add related files if necessary
             if (count($content) < $maximum_items && ($related = Files::list_by_date_for_anchor('section:' . $item['id'], 0, $maximum_items - count($content), 'compact'))) {
                 foreach ($related as $sub_url => $label) {
                     $sub_prefix = $sub_suffix = $sub_hover = '';
                     if (is_array($label)) {
                         $sub_prefix = $label[0];
                         $sub_suffix = $label[2];
                         if (@$label[5]) {
                             $sub_hover = $label[5];
                         }
                         $label = $label[1];
                     }
                     $content[] = $sub_prefix . $label . $sub_suffix;
                 }
             }
         }
         // info on related links
         if ($count = Links::count_for_anchor('section:' . $item['id'], TRUE)) {
             $details[] = sprintf(i18n::ns('%d link', '%d links', $count), $count);
             $related_count += $count;
             // add related links if necessary
             if (count($content) < $maximum_items && ($related = Links::list_by_date_for_anchor('section:' . $item['id'], 0, $maximum_items - count($content), 'compact'))) {
                 foreach ($related as $sub_url => $label) {
                     $sub_prefix = $sub_suffix = $sub_hover = '';
                     if (is_array($label)) {
                         $sub_prefix = $label[0];
                         $sub_suffix = $label[2];
                         if (@$label[5]) {
                             $sub_hover = $label[5];
                         }
                         $label = $label[1];
                     }
                     $content[] = $sub_prefix . $label . $sub_suffix;
                 }

// not found
if (!isset($item['id'])) {
    include '../error.php';
    // permission denied
} elseif (!$permitted) {
    Safe::header('Status: 401 Unauthorized', TRUE, 401);
    Logger::error(i18n::s('You are not allowed to perform this operation.'));
    // package the files
} else {
    // build a zip archive
    include_once '../shared/zipfile.php';
    $zipfile = new zipfile();
    // get related files from the database
    $items = array();
    if (isset($type) && isset($id)) {
        $items = Files::list_by_date_for_anchor($type . ':' . $id, 0, 20, 'raw');
    }
    // archive each file
    $file_path = $context['path_to_root'] . Files::get_path($type . ':' . $id);
    foreach ($items as $id => $attributes) {
        // read file content
        if ($content = Safe::file_get_contents($file_path . '/' . $attributes['file_name'], 'rb')) {
            // add the binary data
            $zipfile->deflate($attributes['file_name'], Safe::filemtime($file_path . '/' . $attributes['file_name']), $content);
        }
    }
    //
    // transfer to the user agent
    //
    // send the archive content
    if ($archive = $zipfile->get()) {