PHP Articles::get方法代码示例

 /**
  * load the related item
  *
  * @see shared/anchor.php
  *
  * @param int the id of the record to load
  * @param boolean TRUE to always fetch a fresh instance, FALSE to enable cache
  */
 function load_by_id($id, $mutable = FALSE)
 {
     $this->item = Articles::get($id, $mutable);
 }

    load_skin('home');
}
// the menu bar may be made of sections
if (isset($context['root_sections_at_home']) && $context['root_sections_at_home'] != 'none' && isset($context['root_sections_layout']) && $context['root_sections_layout'] == 'menu') {
    // default number of sections to list
    if (!isset($context['root_sections_count_at_home']) || $context['root_sections_count_at_home'] < 1) {
        $context['root_sections_count_at_home'] = 5;
    }
    if ($items = Sections::list_by_title_for_anchor(NULL, 0, $context['root_sections_count_at_home'], 'menu')) {
        $context['page_menu'] = $items;
    }
}
// load the cover page
if ((!isset($context['root_cover_at_home']) || $context['root_cover_at_home'] != 'none') && $context['master_host'] == $context['main_host']) {
    // look for a named page
    if ($cover_page = Articles::get('cover')) {
    } elseif ($anchor = Sections::lookup('covers')) {
        $cover_page =& Articles::get_newest_for_anchor($anchor);
    }
    // compute page title -- $context['page_title']
    if (isset($cover_page['title']) && (!isset($context['root_cover_at_home']) || $context['root_cover_at_home'] == 'full')) {
        $context['page_title'] = $cover_page['title'];
    }
    // layout content of cover page -- may be changed in skin.php if necessary
    if (isset($cover_page['id'])) {
        $context['text'] .= Skin::layout_cover_article($cover_page);
    }
}
// the prefix hook
if (is_callable(array('Hooks', 'include_scripts'))) {
    $context['text'] .= Hooks::include_scripts('index.php#prefix');

 /**
  * create a page out of a textual entity
  *
  * If a target is provided, it is extended with the text of this entity.
  * Else if the anchor is an article, a comment is created. Otherwise an article is created.
  *
  * @param array of entity attributes
  * @param string the textual entity to process
  * @param array poster attributes
  * @param string an optional anchor (e.g., 'article:123')
  * @param string reference of the object to be extended, if any
  * @return string reference to the created or updated object, or NULL
  */
 public static function submit_page($entity_headers, $text, $user, $anchor = NULL, $target = NULL)
 {
     global $context;
     // retrieve queue parameters
     list($server, $account, $password, $allowed, $match, $section, $options, $hooks, $prefix, $suffix) = $context['mail_queue'];
     // preserve breaks
     $text = preg_replace('/\\s*<(br|div|h|p)/is', "\n\n<\$1", $text);
     // suppress dangerous html tags
     $text = strip_tags($text, $context['users_allowed_tags']);
     // trim white spaces
     while (TRUE) {
         $text = trim($text, " \t\r\n");
         if (!strncmp($text, '<br>', 4)) {
             $text = substr($text, 4);
         } elseif (!strncmp($text, '<br/>', 5)) {
             $text = substr($text, 5);
         } elseif (!strncmp($text, '<br />', 6)) {
             $text = substr($text, 6);
         } else {
             break;
         }
     }
     // parse article content
     include_once $context['path_to_root'] . 'articles/article.php';
     $article = new Article();
     $entry_fields = array();
     $entry_fields = $article->parse($text, $entry_fields);
     // trim the header
     if ($prefix) {
         $tokens = explode($prefix, $entry_fields['description']);
         if (isset($tokens[1])) {
             $entry_fields['description'] = $tokens[1];
         } else {
             $entry_fields['description'] = $tokens[0];
         }
     }
     // trim the signature
     if ($suffix) {
         list($entry_fields['description'], $dropped) = explode($suffix, $entry_fields['description']);
     }
     // strip extra text
     $entry_fields['description'] = trim(preg_replace('/\\(See attached file: [^\\)]+?\\)/', '', $entry_fields['description']));
     // anchor this item to something
     $entry_fields['anchor'] = $anchor;
     // make a title
     if (!isset($entry_fields['title'])) {
         $entry_fields['title'] = $context['mail_subject'];
     }
     // message creation stamp
     $entry_fields['create_date'] = gmstrftime('%Y-%m-%d %H:%M:%S', strtotime($context['mail_date']));
     if (!isset($entry_fields['create_name'])) {
         $entry_fields['create_name'] = $user['nick_name'];
     }
     if (!isset($entry_fields['create_id'])) {
         $entry_fields['create_id'] = $user['id'];
     }
     if (!isset($entry_fields['create_address'])) {
         $entry_fields['create_address'] = $user['email'];
     }
     // message edition stamp
     $entry_fields['edit_date'] = gmstrftime('%Y-%m-%d %H:%M:%S', time());
     if (!isset($entry_fields['edit_name'])) {
         $entry_fields['edit_name'] = $user['nick_name'];
     }
     if (!isset($entry_fields['edit_id'])) {
         $entry_fields['edit_id'] = $user['id'];
     }
     if (!isset($entry_fields['edit_address'])) {
         $entry_fields['edit_address'] = $user['email'];
     }
     // we have to extend an existing article --this entity is mutable
     if ($target && !strncmp($target, 'article:', 8) && ($article = Articles::get(substr($target, 8), TRUE))) {
         // append the text to article description field
         $fields = array();
         $fields['id'] = $article['id'];
         $fields['description'] = $article['description'] . $entry_fields['description'];
         $fields['silent'] = TRUE;
         Articles::put_attributes($fields);
         return $target;
         // we have to extend an existing comment --this entity is mutable
     } elseif ($target && !strncmp($target, 'comment:', 8) && ($comment = Comments::get(substr($target, 8), TRUE))) {
         // append the text to comment description field
         $comment['description'] .= $entry_fields['description'];
         Comments::post($comment);
         return $target;
         // we have to comment an existing page
     } elseif (!strncmp($anchor, 'article:', 8)) {
//.........这里部分代码省略.........

 /**
  * echo the site menu
  *
  * You can override this function into your skin
  */
 public static function echo_menu()
 {
     global $context;
     // ensure normal conditions
     if (file_exists($context['path_to_root'] . 'parameters/switch.on') && is_callable(array('Articles', 'get')) && is_callable(array('Codes', 'beautify'))) {
         // use content of a named global page
         if ($item = Articles::get('menu')) {
             echo Skin::build_box(Codes::beautify_title($item['title']), Codes::beautify($item['description']), 'navigation', 'main_menu');
         }
     }
 }

     $fields['title'] = i18n::c('USTREAM broadcast');
     $fields['introduction'] = i18n::c('Drive your audience to a USTREAM show. At the given date and time participants are invited to join the channel.');
     $fields['options'] = 'edit_as_thread';
     $fields['publish_date'] = gmstrftime('%Y-%m-%d %H:%M:%S');
     $fields['thumbnail_url'] = $context['url_to_home'] . $context['url_to_root'] . 'skins/_reference/thumbnails/conference.gif';
     $overlay = Overlay::bind('ustream_meeting');
     $fields['overlay'] = $overlay->save();
     $fields['overlay_id'] = $overlay->get_id();
     if (Articles::post($fields)) {
         $text .= sprintf(i18n::s('A page "%s" has been created.'), $fields['title']) . BR . "\n";
     } else {
         $text .= Logger::error_pop() . BR . "\n";
     }
 }
 // 'wiki_template' article
 if (!Articles::get('wiki_template') && ($anchor = Sections::lookup('templates'))) {
     $fields = array();
     $fields['anchor'] = $anchor;
     $fields['nick_name'] = 'wiki_template';
     $fields['title'] = i18n::c('Wiki page');
     $fields['introduction'] = i18n::c('Create an initial page and invite participants to follow-up. Modifications are saved, to allow for fall-back.');
     $fields['options'] = 'edit_as_simple members_edit view_as_wiki';
     $fields['publish_date'] = gmstrftime('%Y-%m-%d %H:%M:%S');
     $fields['thumbnail_url'] = $context['url_to_home'] . $context['url_to_root'] . 'skins/_reference/thumbnails/page.gif';
     if (Articles::post($fields)) {
         $text .= sprintf(i18n::s('A page "%s" has been created.'), $fields['title']) . BR . "\n";
     } else {
         $text .= Logger::error_pop() . BR . "\n";
     }
 }
 // nothing added

// the title of the page
$context['page_title'] = i18n::s('Change named overlays');
// this is reserved to associates
if (!Surfer::is_associate()) {
    Safe::header('Status: 401 Unauthorized', TRUE, 401);
    Logger::error(i18n::s('You are not allowed to perform this operation.'));
    // update targeted overlays
} elseif (isset($_REQUEST['id']) && $_REQUEST['id']) {
    // change all named overlays
    $count = 0;
    if ($ids = Articles::get_ids_for_overlay($_REQUEST['id'])) {
        $context['text'] .= sprintf(i18n::s('Changing all overlays with name %s'), $_REQUEST['id']) . BR;
        // one page at a time
        foreach ($ids as $id) {
            // load the page and bind the related overlay
            if (($item = Articles::get($id)) && ($overlay = Overlay::load($item, 'article:' . $item['id'])) && is_callable(array($overlay, 'update'))) {
                $count++;
                // update provided attributes
                $overlay->update($_REQUEST);
                // save content of the overlay in the page
                $item['overlay'] = $overlay->save();
                $item['overlay_id'] = $overlay->get_id();
                // store in the database
                if (Articles::put($item)) {
                    $context['text'] .= sprintf(i18n::s('%s has been changed'), Skin::build_link(Articles::get_permalink($item), $item['title']));
                }
            }
        }
        // no page has been found
    } else {
        $context['text'] .= '<p>' . i18n::s('No item has the provided id.') . '</p>';

 /**
  * create a default named page
  *
  * @param string the nick name of the item to create
  * @return string text to be displayed in the resulting page
  */
 public static function post_default($nick_name)
 {
     global $context;
     // the page already exists
     if ($item = Articles::get($nick_name)) {
         return '';
     }
     // use the provided model for this item
     if (is_readable($context['path_to_root'] . 'articles/defaults/' . $nick_name . '.php')) {
         include_once $context['path_to_root'] . 'articles/defaults/' . $nick_name . '.php';
         // do the job
         if (is_callable(array($nick_name, 'initialize'))) {
             return call_user_func(array($nick_name, 'initialize'));
         }
     }
     // tough luck
     return '';
 }

 * @tester Timster
 * @reference
 * @license http://www.gnu.org/copyleft/lesser.txt GNU Lesser General Public License
 */
// common definitions and initial processing
include_once '../../shared/global.php';
// look for the id
$id = NULL;
if (isset($_REQUEST['id'])) {
    $id = $_REQUEST['id'];
} elseif (isset($context['arguments'][0])) {
    $id = $context['arguments'][0];
}
$id = strip_tags($id);
// get the item from the database
$item = Articles::get($id);
// get the related anchor, if any
$anchor = NULL;
if (isset($item['anchor']) && $item['anchor']) {
    $anchor = Anchors::get($item['anchor']);
}
// get poll data
include_once '../overlay.php';
$overlay = NULL;
if (isset($item['overlay'])) {
    $overlay = Overlay::load($item, 'article:' . $item['id']);
}
// look for the vote
$vote = '';
if (isset($_REQUEST['vote'])) {
    $vote = $_REQUEST['vote'];

    $context['text'] .= '<p>' . sprintf(i18n::ns('%d page has been updated.', '%d pages have been updated.', $count), $count) . '</p>';
    // follow-up commands
    $follow_up = i18n::s('What do you want to do now?');
    $menu = array();
    $menu[] = Skin::build_link(Sections::get_permalink($item), i18n::s('View the section'), 'span');
    $menu[] = Skin::build_link(Sections::get_url($item['id'], 'manage'), i18n::s('Manage it'), 'span');
    $follow_up .= Skin::finalize_list($menu, 'menu_bar');
    $context['text'] .= Skin::build_block($follow_up, 'bottom');
    // unlock pages
} elseif ($action == 'unlock_articles') {
    // articles
    if (isset($_REQUEST['selected_articles'])) {
        $count = 0;
        foreach ($_REQUEST['selected_articles'] as $dummy => $id) {
            // an article to lock
            if (($article = Articles::get($id)) && $article['locked'] == 'Y') {
                $attributes = array();
                $attributes['id'] = $article['id'];
                $attributes['locked'] = 'N';
                $attributes['silent'] = 'Y';
                // too minor to be noted
                if (Articles::put_attributes($attributes)) {
                    $count++;
                }
            }
        }
        // clear cache for containing section
        Sections::clear($item);
        // report on results
        $context['text'] .= '<p>' . sprintf(i18n::ns('%d page has been unlocked.', '%d pages have been unlocked.', $count), $count) . '</p>';
        // follow-up commands

 // this is private
 $article['publish_date'] = gmstrftime('%Y-%m-%d %H:%M:%S');
 // no review is required
 $article['options'] = 'view_as_zic_pm';
 // include some overlay
 $overlay = Overlay::bind('thread');
 $article['overlay'] = $overlay->save();
 $article['overlay_id'] = $overlay->get_id();
 // ensure everything is positioned as expected
 Surfer::empower();
 // post the new thread
 if (!($article['id'] = Articles::post($article))) {
     Logger::error(i18n::s('Impossible to add a page.'));
 } else {
     //get full article
     $article = Articles::get($article['id']);
     // attach some file
     if (isset($_FILES['upload']) && ($file = Files::upload($_FILES['upload'], 'files/article/' . $article['id'], 'article:' . $article['id']))) {
         $_REQUEST['message'] .= $file;
     }
     // make a new comment out of received message, if any
     if (isset($_REQUEST['message']) && trim($_REQUEST['message'])) {
         $comment = array();
         $comment['anchor'] = 'article:' . $article['id'];
         $comment['description'] = strip_tags($_REQUEST['message']);
         Comments::post($comment);
     }
     // page title
     $context['page_title'] = i18n::s('Message sent !');
     // feed-back to surfer
     // $context['text'] .= '<p>'.i18n::s('A new thread has been created, and it will be listed in profiles of the persons that you have involved. You can invite additional people later on if you wish.').'</p>';

 function parse_tag_close($parser, $tag)
 {
     global $context;
     global $in_overlay, $overlay_class, $overlay_parameters;
     global $parsed_cdata, $parsed_item, $parsed_overlay, $parsing_report;
     // save gathered data if necessary
     switch ($tag) {
         case 'article':
             // end of article
             // transcode owner id
             $parsed_item['owner_id'] = Surfer::get_id();
             if (isset($parsed_item['owner_nick_name']) && ($user = Users::get($parsed_item['owner_nick_name']))) {
                 $parsed_item['owner_id'] = $user['id'];
             }
             // transcode creator id
             $parsed_item['create_id'] = Surfer::get_id();
             if (isset($parsed_item['create_nick_name']) && ($user = Users::get($parsed_item['create_nick_name']))) {
                 $parsed_item['create_id'] = $user['id'];
             }
             // transcode editor id
             $parsed_item['edit_id'] = Surfer::get_id();
             if (isset($parsed_item['edit_nick_name']) && ($user = Users::get($parsed_item['edit_nick_name']))) {
                 $parsed_item['edit_id'] = $user['id'];
             }
             // transcode publisher id
             $parsed_item['publish_id'] = Surfer::get_id();
             if (isset($parsed_item['publish_nick_name']) && ($user = Users::get($parsed_item['publish_nick_name']))) {
                 $parsed_item['publish_id'] = $user['id'];
             }
             // bind to given overlay
             $overlay = NULL;
             if ($overlay_class) {
                 $overlay = Overlay::bind($overlay_class . ' ' . $overlay_parameters);
             }
             // when the page has been overlaid
             if (is_object($overlay)) {
                 // update the overlay from content
                 foreach ($parsed_overlay as $label => $value) {
                     $overlay->attributes[$label] = $value;
                 }
                 // save content of the overlay in this item
                 $parsed_item['overlay'] = $overlay->save();
                 $parsed_item['overlay_id'] = $overlay->get_id();
             }
             // find anchor from handle
             if (isset($parsed_item['anchor_handle']) && ($reference = Sections::lookup($parsed_item['anchor_handle']))) {
                 $parsed_item['anchor'] = $reference;
             }
             // update an existing page
             if (isset($parsed_item['handle']) && ($item = Articles::get($parsed_item['handle']))) {
                 // transcode page id
                 $parsed_item['id'] = $item['id'];
                 // stop on error
                 if (!Articles::put($parsed_item) || is_object($overlay) && !$overlay->remember('update', $parsed_item, 'article:' . $item['id'])) {
                     Logger::error(sprintf('Unable to save article %s', $parsed_item['title'] . ' (' . $parsed_item['id'] . ')'));
                 }
                 // create a new page
             } else {
                 unset($parsed_item['id']);
                 // stop on error
                 if (!($parsed_item['id'] = Articles::post($parsed_item))) {
                     Logger::error(sprintf('Unable to save article %s', $parsed_item['title']));
                 } else {
                     // save overlay content
                     if (is_object($overlay)) {
                         $overlay->remember('insert', $parsed_item, 'article:' . $parsed_item['id']);
                     }
                 }
             }
             // report to surfer
             $parsing_report .= '<li>' . Skin::build_link(Articles::get_permalink($parsed_item), $parsed_item['title']) . "</li>\n";
             // ready for next item
             $overlay_class = NULL;
             $overlay_parameters = '';
             $parsed_overlay = array();
             $parsed_item = array();
             Safe::set_time_limit(30);
             break;
         case 'overlay':
             // end of overlay data
             $in_overlay = FALSE;
             break;
         case 'section':
             // end of section
             // transcode owner id
             $parsed_item['owner_id'] = Surfer::get_id();
             if (isset($parsed_item['owner_nick_name']) && ($user = Users::get($parsed_item['owner_nick_name']))) {
                 $parsed_item['owner_id'] = $user['id'];
             }
             // transcode creator id
             $parsed_item['create_id'] = Surfer::get_id();
             if (isset($parsed_item['create_nick_name']) && ($user = Users::get($parsed_item['create_nick_name']))) {
                 $parsed_item['create_id'] = $user['id'];
             }
             // transcode editor id
             $parsed_item['edit_id'] = Surfer::get_id();
             if (isset($parsed_item['edit_nick_name']) && ($user = Users::get($parsed_item['edit_nick_name']))) {
                 $parsed_item['edit_id'] = $user['id'];
             }
             // bind to given overlay
//.........这里部分代码省略.........

        }
        $follow_up .= Skin::build_list($menu, 'menu_bar');
        $menu = array();
        if (Surfer::may_upload()) {
            $menu = array_merge($menu, array('images/edit.php?anchor=' . urlencode('article:' . $_REQUEST['id']) => i18n::s('Add an image')));
            $menu = array_merge($menu, array('files/edit.php?anchor=' . urlencode('article:' . $_REQUEST['id']) => i18n::s('Add a file')));
            $menu = array_merge($menu, array('images/edit.php?anchor=' . urlencode('article:' . $_REQUEST['id']) . '&action=thumbnail' => i18n::s('Add a thumbnail')));
        }
        if (is_object($anchor) && Surfer::is_empowered()) {
            $menu = array_merge($menu, array('articles/edit.php?anchor=' . urlencode($anchor->get_reference()) => i18n::s('Add another page')));
        }
        $follow_up .= Skin::build_list($menu, 'menu_bar');
        $context['text'] .= Skin::build_block($follow_up, 'bottom');
    }
    // we have to duplicate some template page
} elseif (!isset($item['id']) && !is_object($overlay) && is_object($anchor) && isset($_REQUEST['template']) && ($item = Articles::get($_REQUEST['template']))) {
    // ensure we are not duplicating outside regular templates
    if (!($templates = Anchors::get($item['anchor'])) || $templates->get_nick_name() != 'templates') {
        Safe::header('Status: 401 Unauthorized', TRUE, 401);
        die(i18n::s('You are not allowed to perform this operation.'));
    }
    // we will get a new id, a new title and a new handle
    unset($item['title']);
    unset($item['id']);
    unset($item['handle']);
    // set the anchor
    $item['anchor'] = $anchor->get_reference();
    // the duplicator becomes the author
    unset($item['create_address']);
    unset($item['create_date']);
    unset($item['create_id']);

    $id = $_REQUEST['id'];
} elseif (isset($context['arguments'][0])) {
    $id = $context['arguments'][0];
}
$id = strip_tags($id);
// load localized strings
i18n::bind('root');
// load the skin
load_skin('go');
// the title of the page
$context['page_title'] = i18n::s('Page locator');
// ensure we have a non-empty string
if (!($id = trim($id)) || !preg_match('/\\w/', $id)) {
    $context['text'] .= '<p>' . i18n::s('Please indicate a nick name to look for.') . "</p>\n";
    // short link to some article
} elseif (!strncmp($id, 'a~', 2) && ($item = Articles::get(restore_number(substr($id, 2))))) {
    Safe::redirect(Articles::get_permalink($item));
    // short link to some section
} elseif (!strncmp($id, 's~', 2) && ($item = Sections::get(restore_number(substr($id, 2))))) {
    Safe::redirect(Sections::get_permalink($item));
    // look in sections
} elseif ($items =& Sections::list_for_name($id, NULL, 'full')) {
    // only one section has this name
    if (count($items) == 1) {
        list($url, $attributes) = each($items);
        Safe::redirect($url);
    }
    // splash
    $context['text'] .= '<p>' . i18n::s('Select below among available sections.') . '</p>';
    // several pages
    $context['text'] .= Skin::build_list($items, 'decorated');

 if (Surfer::may_be_a_robot()) {
     Logger::error(i18n::s('Please prove you are not a robot.'));
     $with_form = TRUE;
     // display the form on error
 } elseif (!($_REQUEST['id'] = Articles::post($_REQUEST))) {
     $with_form = TRUE;
     // post-processing
 } else {
     // do whatever is necessary on page publication
     Articles::finalize_publication($anchor, $_REQUEST);
     // message to the query poster
     $context['page_title'] = i18n::s('Your query has been registered');
     // use the secret handle to access the query
     $link = '';
     $status = '';
     if ($item = Articles::get($_REQUEST['id'])) {
         // ensure the article has a private handle
         if (!isset($item['handle']) || !$item['handle']) {
             $item['handle'] = md5(mt_rand());
             // save in the database
             $fields = array();
             $fields['id'] = $item['id'];
             $fields['handle'] = $item['handle'];
             $fields['silent'] = 'Y';
             Articles::put_attributes($fields);
         }
         // the secret link --see users/login.php
         $link = $context['url_to_home'] . $context['url_to_root'] . Users::get_login_url('edit', 'article:' . $item['id'], $item['create_name'], $item['handle']);
         $status = i18n::s('<p>You can check the status of your query at the following address:</p>') . '<p>' . Skin::build_link($link, $link, 'basic', i18n::s('The permanent address for your query')) . '</p>';
     }
     $context['text'] .= i18n::s('<p>Your query will now be reviewed by one of the associates of this community. It is likely that this will be done within the next 24 hours at the latest.</p>');

<?php

if (isset($_GET['article_id'])) {
    $id = $_GET['article_id'];
    $article = Articles::get($id);
    $_SESSION['articles'] = $article;
    //var_dump($_SESSION['article']);
}
?>
 <a href="home.php?page=2"<button class="btn-primary form-control" type="submit" name="insert">Back</button></a>
 <h1>Edit Article</h1><br>
 <a href='../index.php?controller=News&method=index&id=<?php 
echo $article->article_id;
?>
' target='_blank' >View article on site</a><br><br>
<img src='../view/images/<?php 
echo $_SESSION['articles']->article_picture_small;
?>
'><br><br>
<a href='home.php?page=5&article_id=<?php 
echo $_SESSION['articles']->article_id;
?>
'><button type="button" class="form-control btn-success">Change Picture</button></a><br>
<form action="home.php?page=4" method="POST" enctype="multipart/form-data">
    <input type="hidden" name="article_id" value="<?php 
echo $_SESSION['articles']->article_id;
?>
">
    <input type="hidden" name="article_picture_small" value="<?php 
echo $_SESSION['articles']->article_picture_small;
?>