PHP Files::get_permalink方法代码示例

//.........这里部分代码省略.........
             if (FLV_IMG_HREF) {
                 $flashvars .= '&top1=' . urlencode(FLV_IMG_HREF . '|10|10');
             }
             // rely on Flash
             if (Surfer::has_flash()) {
                 // the full object is built in Javascript --see parameters at http://flv-player.net/players/maxi/documentation/
                 $output = '<div id="flv_' . $item['id'] . '" class="no_print">Flash plugin or Javascript are turned off. Activate both and reload to view the object</div>' . "\n";
                 Page::insert_script('var flashvars = { flv:"' . $url . '", ' . str_replace(array('&', '='), array('", ', ':"'), $flashvars) . '", autoload:0, margin:1, showiconplay:1, playeralpha:50, iconplaybgalpha:30, showfullscreen:1, showloading:"always", ondoubleclick:"fullscreen" }' . "\n" . 'var params = { allowfullscreen: "true", allowscriptaccess: "always" }' . "\n" . 'var attributes = { id: "file_' . $item['id'] . '", name: "file_' . $item['id'] . '"}' . "\n" . 'swfobject.embedSWF("' . $flvplayer_url . '", "flv_' . $item['id'] . '", "' . $width . '", "' . $height . '", "9", "' . $context['url_to_home'] . $context['url_to_root'] . 'included/browser/expressinstall.swf", flashvars, params);' . "\n");
                 // native support
             } else {
                 // <video> is HTML5, <object> is legacy
                 $output = '<video width="' . $width . '" height="' . $height . '" autoplay="" controls="" src="' . $url . '" >' . "\n" . '	<object width="' . $width . '" height="' . $height . '" data="' . $url . '" type="' . Files::get_mime_type($item['file_name']) . '">' . "\n" . '		<param value="' . $url . '" name="movie" />' . "\n" . '		<param value="true" name="allowFullScreen" />' . "\n" . '		<param value="always" name="allowscriptaccess" />' . "\n" . '		<a href="' . $url . '">No video playback capabilities, please download the file</a>' . "\n" . '	</object>' . "\n" . '</video>' . "\n";
             }
             // job done
             return $output;
             // a ganttproject timeline
         // a ganttproject timeline
         case 'gan':
             // where the file is
             $path = Files::get_path($item['anchor']) . '/' . rawurlencode($item['file_name']);
             // we actually use a transformed version of the file
             $cache_id = Cache::hash($path) . '.xml';
             // apply the transformation
             if (!file_exists($context['path_to_root'] . $cache_id) || filemtime($context['path_to_root'] . $cache_id) < filemtime($context['path_to_root'] . $path) || !($text = Safe::file_get_contents($context['path_to_root'] . $cache_id))) {
                 // transform from GanttProject to SIMILE Timeline
                 $text = Files::transform_gan_to_simile($path);
                 // put in cache
                 Safe::file_put_contents($cache_id, $text);
             }
             // load the SIMILE Timeline javascript library in shared/global.php
             $context['javascript']['timeline'] = TRUE;
             // cache would kill the loading of the library
             cache::poison();
             // 1 week ago
             $now = gmdate('M d Y H:i:s', time() - 7 * 24 * 60 * 60);
             // load the right file
             $output = '<div id="gantt" style="height: ' . $height . '; width: ' . $width . '; border: 1px solid #aaa; font-family: Trebuchet MS, Helvetica, Arial, sans serif; font-size: 8pt"></div>' . "\n";
             Page::insert_script('var simile_handle;' . "\n" . 'function onLoad() {' . "\n" . '  var eventSource = new Timeline.DefaultEventSource();' . "\n" . '	var theme = Timeline.ClassicTheme.create();' . "\n" . '            theme.event.bubble.width = 350;' . "\n" . '            theme.event.bubble.height = 300;' . "\n" . '  var bandInfos = [' . "\n" . '    Timeline.createBandInfo({' . "\n" . '        eventSource:    eventSource,' . "\n" . '        date:           "' . $now . '",' . "\n" . '        width:          "80%",' . "\n" . '        intervalUnit:   Timeline.DateTime.WEEK,' . "\n" . '        intervalPixels: 200,' . "\n" . '		  theme:          theme,' . "\n" . '        layout:         "original"  // original, overview, detailed' . "\n" . '    }),' . "\n" . '    Timeline.createBandInfo({' . "\n" . '        showEventText: false,' . "\n" . '        trackHeight: 0.5,' . "\n" . '        trackGap: 0.2,' . "\n" . '        eventSource:    eventSource,' . "\n" . '        date:           "' . $now . '",' . "\n" . '        width:          "20%",' . "\n" . '        intervalUnit:   Timeline.DateTime.MONTH,' . "\n" . '        intervalPixels: 50' . "\n" . '    })' . "\n" . '  ];' . "\n" . '  bandInfos[1].syncWith = 0;' . "\n" . '  bandInfos[1].highlight = true;' . "\n" . '  bandInfos[1].eventPainter.setLayout(bandInfos[0].eventPainter.getLayout());' . "\n" . '  simile_handle = Timeline.create(document.getElementById("gantt"), bandInfos, Timeline.HORIZONTAL);' . "\n" . '	simile_handle.showLoadingMessage();' . "\n" . '  Timeline.loadXML("' . $context['url_to_home'] . $context['url_to_root'] . $cache_id . '", function(xml, url) { eventSource.loadXML(xml, url); });' . "\n" . '	simile_handle.hideLoadingMessage();' . "\n" . '}' . "\n" . "\n" . 'var resizeTimerID = null;' . "\n" . 'function onResize() {' . "\n" . '    if (resizeTimerID == null) {' . "\n" . '        resizeTimerID = window.setTimeout(function() {' . "\n" . '            resizeTimerID = null;' . "\n" . '            simile_handle.layout();' . "\n" . '        }, 500);' . "\n" . '    }' . "\n" . '}' . "\n" . "\n" . '// observe page major events' . "\n" . '$(document).ready( onLoad);' . "\n" . '$(window).resize(onResize);' . "\n");
             // job done
             return $output;
             // a Freemind map
         // a Freemind map
         case 'mm':
             // if we have an external reference, use it
             if (isset($item['file_href']) && $item['file_href']) {
                 $target_href = $item['file_href'];
                 // else redirect to ourself
             } else {
                 // ensure a valid file name
                 $file_name = utf8::to_ascii($item['file_name']);
                 // where the file is
                 $path = Files::get_path($item['anchor']) . '/' . rawurlencode($item['file_name']);
                 // map the file on the regular web space
                 $url_prefix = $context['url_to_home'] . $context['url_to_root'];
                 // redirect to the actual file
                 $target_href = $url_prefix . $path;
             }
             // allow several viewers to co-exist in the same page
             static $freemind_viewer_index;
             if (!isset($freemind_viewer_index)) {
                 $freemind_viewer_index = 1;
             } else {
                 $freemind_viewer_index++;
             }
             // load flash player
             $url = $context['url_to_home'] . $context['url_to_root'] . 'included/browser/visorFreemind.swf';
             // variables
             $flashvars = 'initLoadFile=' . $target_href . '&openUrl=_self';
             $output = '<div id="freemind_viewer_' . $freemind_viewer_index . '">Flash plugin or Javascript are turned off. Activate both and reload to view the object</div>' . "\n";
             Page::insert_script('var params = {};' . "\n" . 'params.base = "' . dirname($url) . '/";' . "\n" . 'params.quality = "high";' . "\n" . 'params.wmode = "transparent";' . "\n" . 'params.menu = "false";' . "\n" . 'params.flashvars = "' . $flashvars . '";' . "\n" . 'swfobject.embedSWF("' . $url . '", "freemind_viewer_' . $freemind_viewer_index . '", "' . $width . '", "' . $height . '", "6", "' . $context['url_to_home'] . $context['url_to_root'] . 'included/browser/expressinstall.swf", false, params);' . "\n");
             // offer to download a copy of the map
             $menu = array($target_href => i18n::s('Browse this map with Freemind'));
             // display menu commands below the viewer
             $output .= Skin::build_list($menu, 'menu_bar');
             // job done
             return $output;
             // native flash
         // native flash
         case 'swf':
             // where to get the file
             if (isset($item['file_href']) && $item['file_href']) {
                 $url = $item['file_href'];
             } else {
                 $url = $context['url_to_home'] . $context['url_to_root'] . 'files/' . str_replace(':', '/', $item['anchor']) . '/' . rawurlencode($item['file_name']);
             }
             $output = '<div id="swf_' . $item['id'] . '" class="no_print">Flash plugin or Javascript are turned off. Activate both and reload to view the object</div>' . "\n";
             Page::insert_script('var params = {};' . "\n" . 'params.base = "' . dirname($url) . '/";' . "\n" . 'params.quality = "high";' . "\n" . 'params.wmode = "transparent";' . "\n" . 'params.allowfullscreen = "true";' . "\n" . 'params.allowscriptaccess = "always";' . "\n" . 'params.flashvars = "' . $flashvars . '";' . "\n" . 'swfobject.embedSWF("' . $url . '", "swf_' . $item['id'] . '", "' . $width . '", "' . $height . '", "6", "' . $context['url_to_home'] . $context['url_to_root'] . 'included/browser/expressinstall.swf", false, params);' . "\n");
             return $output;
             // link to file page
         // link to file page
         default:
             // link label
             $text = Skin::strip($item['title'] ? $item['title'] : str_replace('_', ' ', $item['file_name']));
             // make a link to the target page
             $url = Files::get_permalink($item);
             // return a complete anchor
             $output =& Skin::build_link($url, $text);
             return $output;
     }
 }

        }
    }
    // deletion has to be confirmed
} elseif (isset($_SERVER['REQUEST_METHOD']) && $_SERVER['REQUEST_METHOD'] == 'POST') {
    Logger::error(i18n::s('The action has not been confirmed.'));
} else {
    // commands
    $menu = array();
    $class_submit = $render_overlaid ? 'submit-overlaid' : 'button';
    if (!is_object($overlay) || !($delete_text = strtolower($overlay->get_label('delete_command')))) {
        $delete_text = i18n::s('delete this file');
    }
    $menu[] = Skin::build_submit_button(sprintf(i18n::s('Yes, I want to %s'), $delete_text), NULL, NULL, 'confirmed', $class_submit);
    if (!$render_overlaid) {
        if (isset($item['id'])) {
            $menu[] = Skin::build_link(Files::get_permalink($item), i18n::s('Cancel'), 'span');
        }
    } else {
        $menu[] = '<span><a href="javascript:;" onclick="Yacs.closeModalBox();">' . i18n::s('Cancel') . '</a></span>';
    }
    // the submit button
    $context['text'] .= '<form method="post" action="' . $context['script_url'] . '" id="main_form"><p>' . "\n" . Skin::finalize_list($menu, 'menu_bar') . '<input type="hidden" name="id" value="' . $item['id'] . '" />' . "\n" . '<input type="hidden" name="confirm" value="yes" />' . "\n" . '</p></form>' . "\n";
    // set the focus
    Page::insert_script('$("#confirmed").focus();');
    // use a table for the layout
    $context['text'] .= Skin::table_prefix('form');
    $lines = 1;
    // the title
    if ($item['title']) {
        $cells = array(i18n::s('Title'), 'left=' . $item['title']);
        $context['text'] .= Skin::table_row($cells, $lines++);

//.........这里部分代码省略.........
             $label = Codes::beautify_title($item['title']);
             if (!$label) {
                 $label = ucfirst(str_replace(array('%20', '-', '_'), ' ', $item['file_name']));
             }
             // show a reference to the file for members
             $hover = i18n::s('Get the file');
             if (Surfer::is_member()) {
                 $hover .= ' [file=' . $item['id'] . ']';
             }
             // flag files uploaded recently
             if ($item['create_date'] >= $context['fresh']) {
                 $suffix .= NEW_FLAG;
             } elseif ($item['edit_date'] >= $context['fresh']) {
                 $suffix .= UPDATED_FLAG;
             }
             // one line of text
             $box .= $prefix . Skin::build_link($url, $label, 'basic', $hover) . $suffix;
             // side icon
             if ($item['thumbnail_url']) {
                 $icon = $item['thumbnail_url'];
             } else {
                 $icon = $context['url_to_root'] . Files::get_icon_url($item['file_name']);
             }
             // build the complete HTML element
             $icon = '<img src="' . $icon . '" alt="" title="' . encode_field(strip_tags($label)) . '" />';
             // make it a clickable link
             $icon = Skin::build_link($url, $icon, 'basic');
         }
         // first line of details
         $details = array();
         // file poster and last action
         if ($this->layout_variant != 'no_author') {
             $details[] = sprintf(i18n::s('shared by %s %s'), Users::get_link($item['edit_name'], $item['edit_address'], $item['edit_id']), Skin::build_date($item['edit_date']));
         } else {
             $details[] = Skin::build_date($item['edit_date']);
         }
         // downloads
         if ($item['hits'] > 1) {
             $details[] = Skin::build_number($item['hits'], i18n::s('downloads'));
         }
         // file size
         if ($item['file_size'] > 1) {
             $details[] = Skin::build_number($item['file_size'], i18n::s('bytes'));
         }
         // anchor link
         if ($anchor && is_string($this->focus) && $this->focus != $anchor->get_reference()) {
             $anchor_url = $anchor->get_url();
             $anchor_label = ucfirst($anchor->get_title());
             $details[] = sprintf(i18n::s('in %s'), Skin::build_link($anchor_url, $anchor_label, 'article'));
         }
         $box .= '<p class="details">' . Skin::finalize_list($details, 'menu') . '</p>';
         // append details
         $details = array();
         // view the file
         $details[] = Skin::build_link(Files::get_permalink($item), i18n::s('details'), 'basic');
         // file has been detached
         if (isset($item['assign_id']) && $item['assign_id']) {
             // who has been assigned?
             if (Surfer::is($item['assign_id'])) {
                 $details[] = DRAFT_FLAG . sprintf(i18n::s('reserved by you %s'), Skin::build_date($item['assign_date']));
             } else {
                 $details[] = DRAFT_FLAG . sprintf(i18n::s('reserved by %s %s'), Users::get_link($item['assign_name'], $item['assign_address'], $item['assign_id']), Skin::build_date($item['assign_date']));
             }
         }
         // detach or edit the file
         if (Files::allow_modification($item, $anchor)) {
             if (!isset($item['assign_id']) || !$item['assign_id']) {
                 $details[] = Skin::build_link(Files::get_url($item['id'], 'reserve'), i18n::s('reserve'), 'basic', i18n::s('Prevent other persons from changing this file until you update it'));
             }
             // release reservation
             if (isset($item['assign_id']) && $item['assign_id'] && (Surfer::is($item['assign_id']) || is_object($anchor) && $anchor->is_owned())) {
                 $details[] = Skin::build_link(Files::get_url($item['id'], 'release'), i18n::s('release reservation'), 'basic', i18n::s('Allow other persons to update this file'));
             }
             if (!isset($item['assign_id']) || !$item['assign_id'] || Surfer::is($item['assign_id']) || is_object($anchor) && $anchor->is_owned()) {
                 $details[] = Skin::build_link(Files::get_url($item['id'], 'edit'), i18n::s('update'), 'basic', i18n::s('Share a new version of this file, or change details'));
             }
         }
         // delete the file
         if (Files::allow_deletion($item, $anchor)) {
             $details[] = Skin::build_link(Files::get_url($item['id'], 'delete'), i18n::s('delete'), 'basic');
         }
         // append details
         if (count($details)) {
             $box .= '<p class="details">' . Skin::finalize_list($details, 'menu') . '</p>';
         }
         // insert item icon
         if ($icon) {
             $list = array(array($box, $icon));
             $items[] = Skin::finalize_list($list, 'decorated');
             // put the item in a division
         } else {
             $items[] = '<div style="margin: 0 0 1em 0">' . $box . '</div>';
         }
     }
     // stack all items in a single column
     $text = Skin::finalize_list($items, 'rows');
     // end of processing
     SQL::free($result);
     return $text;
 }

 /**
  * list files
  *
  * @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)) {
         $this->layout_variant = '';
     }
     // process all items in the list
     while ($item = SQL::fetch($result)) {
         // get the main anchor
         $anchor = Anchors::get($item['anchor']);
         // initialize variables
         $prefix = $suffix = $icon = '';
         // more details
         $url = Files::get_permalink($item);
         // codes
         $codes = array();
         // files that can be embedded
         if (preg_match('/\\.(3gp|flv|gan|m4v|mm|mov|mp4|swf)$/i', $item['file_name'])) {
             $codes[] = '[embed=' . $item['id'] . ']';
         }
         // link for direct download
         $codes[] = '[file=' . $item['id'] . ']';
         $codes[] = '[download=' . $item['id'] . ']';
         // integrate codes
         if (!isset($_SESSION['surfer_editor']) || $_SESSION['surfer_editor'] == 'yacs') {
             foreach ($codes as $code) {
                 $suffix .= '<a onclick="edit_insert(\'\', \' ' . $code . '\');return false;" title="insert" tabindex="2000">' . $code . '</a> ';
             }
         } else {
             $suffix .= join(' ', $codes);
         }
         $suffix .= BR . '<span class="details">';
         // signal restricted and private files
         if ($item['active'] == 'N') {
             $suffix .= PRIVATE_FLAG;
         } elseif ($item['active'] == 'R') {
             $suffix .= RESTRICTED_FLAG;
         }
         // file title or file name
         $label = Codes::beautify_title($item['title']);
         if (!$label) {
             $label = ucfirst(str_replace(array('%20', '-', '_'), ' ', $item['file_name']));
         }
         $suffix .= $label;
         // flag files uploaded recently
         if ($item['create_date'] >= $context['fresh']) {
             $suffix .= NEW_FLAG;
         } elseif ($item['edit_date'] >= $context['fresh']) {
             $suffix .= UPDATED_FLAG;
         }
         $suffix .= '</span>';
         // details
         $details = array();
         if (Surfer::is_logged() && $item['edit_name']) {
             $details[] = sprintf(i18n::s('edited by %s %s'), Users::get_link($item['edit_name'], $item['edit_address'], $item['edit_id']), Skin::build_date($item['edit_date']));
         }
         // the menu bar for associates and poster
         if (Surfer::is_empowered()) {
             $details[] = Skin::build_link($url, i18n::s('details'), 'basic');
             $details[] = Skin::build_link(Files::get_url($item['id'], 'edit'), i18n::s('edit'), 'basic');
             $details[] = Skin::build_link(Files::get_url($item['id'], 'delete'), i18n::s('delete'), 'basic');
         }
         // append details
         if (count($details)) {
             $suffix .= BR . Skin::finalize_list($details, 'menu');
         }
         // explicit icon
         if ($item['thumbnail_url']) {
             $icon = $item['thumbnail_url'];
         } else {
             $icon = $context['url_to_root'] . Files::get_icon_url($item['file_name']);
         }
         // list all components for this item
         $items[$url] = array($prefix, '_', $suffix, 'file', $icon);
     }
     // end of processing
     SQL::free($result);
     return $items;
 }

     // push the list of uploaded files to the notification
     $attributes = array();
     $attributes['message'] = '<p>' . i18n::s('Following files have been added:') . '</p>' . $compact_list;
     $attributes['anchor'] = $anchor->get_reference();
     // notification to send by e-mail
     $mail = array();
     $mail['subject'] = sprintf(i18n::c('%s: %s'), i18n::c('Contribution'), strip_tags($anchor->get_title()));
     $mail['notification'] = Files::build_notification('multiple', $attributes);
     // one file has been added
 } elseif ($item =& Files::get_by_anchor_and_name($anchor->get_reference(), $uploaded)) {
     $context['text'] .= '<p>' . i18n::s('Following file has been added:') . '</p>' . Codes::render_object('file', $item['id']);
     // use this file record
     $_REQUEST['id'] = $item['id'];
     // log single upload
     $label = sprintf(i18n::c('New file in %s'), strip_tags($anchor->get_title()));
     $link = Files::get_permalink($item);
     $description = sprintf(i18n::c('%s at %s'), $item['file_name'], '<a href="' . $link . '">' . $link . '</a>');
     Logger::notify('files/edit.php: ' . $label, $description);
     // notification to send by e-mail
     $mail = array();
     $mail['subject'] = sprintf(i18n::c('%s: %s'), i18n::c('Contribution'), strip_tags($anchor->get_title()));
     $mail['notification'] = Files::build_notification('upload', $item);
 }
 // send to anchor watchers
 if (isset($_REQUEST['notify_watchers']) && $_REQUEST['notify_watchers'] == 'Y') {
     $anchor->alert_watchers($mail, $action, isset($_REQUEST['active']) && $_REQUEST['active'] == 'N');
 }
 // send to followers of this user
 if (isset($_REQUEST['notify_followers']) && $_REQUEST['notify_followers'] == 'Y' && Surfer::get_id() && $_REQUEST['active'] != 'N') {
     $mail['message'] = Mailer::build_notification($mail['notification'], 2);
     Users::alert_watchers('user:' . Surfer::get_id(), $mail);

} elseif ($context['self_url'] && ($canonical = Files::get_permalink($item)) && strncmp($context['self_url'], $canonical, strlen($canonical))) {
    Safe::header('Status: 301 Moved Permanently', TRUE, 301);
    Safe::header('Location: ' . $canonical);
    Logger::error(Skin::build_link($canonical));
    // display the page that describes the file
} else {
    // remember surfer visit
    Surfer::is_visiting(Files::get_permalink($item), Codes::beautify_title($item['title']), 'file:' . $item['id'], $item['active']);
    // initialize the rendering engine
    Codes::initialize(Files::get_permalink($item));
    // prevent search engines to present cache versions of this page
    if ($item['active'] != 'Y') {
        $context['page_header'] .= "\n" . '<meta name="robots" content="noarchive" />';
    }
    // add canonical link
    $context['page_header'] .= "\n" . '<link rel="canonical" href="' . Files::get_permalink($item) . '" />';
    // do not mention details to crawlers
    if (!Surfer::is_crawler()) {
        // all details
        $context['page_details'] .= '<p class="details">';
        $details = array();
        // information on upload
        if (Surfer::is_logged()) {
            $details[] = sprintf(i18n::s('edited by %s %s'), Users::get_link($item['edit_name'], $item['edit_address'], $item['edit_id']), Skin::build_date($item['edit_date']));
        } else {
            $details[] = Skin::build_date($item['edit_date']);
        }
        // all details
        $context['page_details'] .= ucfirst(implode(', ', $details));
        // reference this item
        if (Surfer::is_member()) {

 /**
  * get permalink to item
  */
 function get_permalink()
 {
     if (!isset($this->item['id'])) {
         return NULL;
     }
     $link = Files::get_permalink($this->item);
     return $link;
 }

 /**
  * get url of previous file
  *
  * This function is used to build navigation bars.
  *
  * @param array the current item
  * @param string the anchor of the current item
  * @param string the order, either 'date' or 'title'
  * @return some text
  *
  * @see articles/article.php
  */
 public static function get_previous_url($item, $anchor, $order = 'date')
 {
     global $context;
     // sanity check
     if (!is_array($item)) {
         return $item;
     }
     // limit the scope of the request
     $where = Files::get_sql_where();
     // depending on selected sequence
     if ($order == 'date') {
         $match = "files.edit_date < '" . SQL::escape($item['edit_date']) . "'";
         $order = 'files.edit_date';
     } elseif ($order == 'title') {
         $match = "files.file_name < '" . SQL::escape($item['file_name']) . "'";
         $order = 'files.file_name DESC';
     } else {
         return "unknown order '" . $order . "'";
     }
     // query the database
     $query = "SELECT id, file_name FROM " . SQL::table_name('files') . " AS files " . " WHERE (files.anchor LIKE '" . SQL::escape($anchor) . "') AND (" . $match . ") AND " . $where . " ORDER BY " . $order . " LIMIT 0, 1";
     if (!($result = SQL::query($query))) {
         return NULL;
     }
     // no result
     if (!SQL::count($result)) {
         return NULL;
     }
     // return url of the first item of the list
     $item = SQL::fetch($result);
     return Files::get_permalink($item);
 }