/** * check if new images can be added * * This function returns TRUE if images can be added to some place, * and FALSE otherwise. * * @param object an instance of the Anchor interface, if any * @param array a set of item attributes, if any * @param string the type of item, e.g., 'section' * @return TRUE or FALSE */ public static function allow_creation($item = NULL, $anchor = NULL, $variant = NULL) { global $context; // backward compatibility, reverse parameters : // $anchor is always a object and $item a array if (is_object($item) || is_array($anchor)) { $permute = $anchor; $anchor = $item; $item = $permute; } // guess the variant if (!$variant) { // most frequent case if (isset($item['id'])) { $variant = 'article'; } elseif (is_object($anchor)) { $variant = $anchor->get_type(); } else { return FALSE; } } // only in articles if ($variant == 'article') { // 'no images' option if (Articles::has_option('no_images', $anchor, $item)) { return FALSE; } // other containers } else { // in item if (isset($item['options']) && is_string($item['options']) && preg_match('/\\bno_images\\b/i', $item['options'])) { return FALSE; } // in container if (is_object($anchor) && $anchor->has_option('no_images', FALSE)) { return FALSE; } } // surfer is not allowed to upload a file if (!Surfer::may_upload()) { return FALSE; } // surfer is an associate if (Surfer::is_associate()) { return TRUE; } // submissions have been disallowed if (isset($context['users_without_submission']) && $context['users_without_submission'] == 'Y') { return FALSE; } // only in articles if ($variant == 'article') { // surfer is entitled to change content if (Articles::allow_modification($item, $anchor)) { return TRUE; } // surfer is an editor, and the page is not private if (isset($item['active']) && $item['active'] != 'N' && Articles::is_assigned($item['id'])) { return TRUE; } if (is_object($anchor) && !$anchor->is_hidden() && $anchor->is_assigned()) { return TRUE; } // only in iles } elseif ($variant == 'file') { // surfer owns the anchor if (is_object($anchor) && $anchor->is_owned()) { return TRUE; } // only in sections } elseif ($variant == 'section') { // surfer is entitled to change content if (Sections::allow_modification($item, $anchor)) { return TRUE; } // only in user profiles } elseif ($variant == 'user') { // the item is anchored to the profile of this member if (Surfer::get_id() && is_object($anchor) && !strcmp($anchor->get_reference(), 'user:'******'id']) && Surfer::is($item['id'])) { return TRUE; } } // item has been locked if (isset($item['locked']) && $item['locked'] == 'Y') { return FALSE; } // anchor has been locked --only used when there is no item provided if (!isset($item['id']) && is_object($anchor) && $anchor->has_option('locked')) { return FALSE; } // not for subscribers if (Surfer::is_member()) { // surfer is an editor (and item has not been locked) if ($variant == 'article' && isset($item['id']) && Articles::is_assigned($item['id'])) { return TRUE; } // surfer is assigned to parent container if (is_object($anchor) && $anchor->is_assigned()) { return TRUE; } } // container is hidden if (isset($item['active']) && $item['active'] == 'N') { return FALSE; } if (is_object($anchor) && $anchor->is_hidden()) { return FALSE; } // authenticated members are allowed to add images to pages if ($variant == 'article' && Surfer::is_logged()) { return TRUE; } // container is restricted if (isset($item['active']) && $item['active'] == 'R') { return FALSE; } if (is_object($anchor) && !$anchor->is_public()) { return FALSE; } // anonymous contributions are allowed for articles if ($variant == 'article') { if (isset($item['options']) && preg_match('/\\banonymous_edit\\b/i', $item['options'])) { return TRUE; } if (is_object($anchor) && $anchor->has_option('anonymous_edit')) { return TRUE; } } // the default is to not allow for new images return FALSE; }
/** * list articles * * @param resource the SQL result * @return a string to be displayed * * @see layouts/layout.php **/ function layout($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 => $label); } // there is some box content if ($box['text']) { $text .= Skin::build_content('files', i18n::s('Files'), $box['text'], $box['bar']); } // list of comments $title_label = ''; if (is_object($anchor)) { $title_label = ucfirst($overlay->get_label('list_title', 'comments')); } if (!$title_label) { $title_label = i18n::s('Comments'); } // no layout yet $layout = NULL; // label to create a comment $add_label = ''; if (is_object($overlay)) { $add_label = $overlay->get_label('new_command', 'comments'); } if (!$add_label) { $add_label = i18n::s('Post a comment'); } // get a layout from anchor $layout =& Comments::get_layout($anchor, $item); // provide author information to layout if (is_object($layout) && isset($item['create_id']) && $item['create_id']) { $layout->set_focus('user:'******'create_id']); } // the maximum number of comments per page if (is_object($layout)) { $items_per_page = $layout->items_per_page(); } else { $items_per_page = COMMENTS_PER_PAGE; } // the first comment to list $offset = 0; if (is_object($layout) && method_exists($layout, 'set_offset')) { $layout->set_offset($offset); } // build a complete box $box = array('bar' => array(), 'prefix_bar' => array(), 'text' => ''); // feed the wall if (Comments::allow_creation($item, $anchor)) { $box['text'] .= Comments::get_form('article:' . $item['id']); } // a navigation bar for these comments if ($count = Comments::count_for_anchor('article:' . $item['id'])) { if ($count > 20) { $box['bar'] += array('_count' => sprintf(i18n::ns('%d comment', '%d comments', $count), $count)); } // list comments by date $items = Comments::list_by_date_for_anchor('article:' . $item['id'], $offset, $items_per_page, $layout, TRUE); // actually render the html if (is_array($items)) { $box['text'] .= Skin::build_list($items, 'rows'); } elseif (is_string($items)) { $box['text'] .= $items; } // navigation commands for comments $prefix = Comments::get_url('article:' . $item['id'], 'navigate'); $box['bar'] = array_merge($box['bar'], Skin::navigate(NULL, $prefix, $count, $items_per_page, $zoom_index)); } // ensure that the surfer can change content if (Articles::allow_modification($item, $anchor)) { // view or modify this section $menu = array(); $box['bar'] += array(Articles::get_permalink($item) => i18n::s('View the page')); if (!is_object($overlay) || !($label = $overlay->get_label('edit_command', 'articles'))) { $label = i18n::s('Edit this page'); } $box['bar'] += array(Articles::get_url($item['id'], 'edit') => $label); } // show commands if (count($box['bar'])) { // commands before the box $box['text'] = Skin::build_list($box['prefix_bar'], 'menu_bar') . $box['text']; // append the menu bar at the end $box['text'] .= Skin::build_list($box['bar'], 'menu_bar'); } // build a box if ($box['text']) { // put a title if there are other titles or if more than 2048 chars $title = ''; if (preg_match('/(<h1|<h2|<h3|<table|\\[title|\\[subtitle)/i', $context['text'] . $text) || strlen($context['text'] . $text) > 2048) { $title = $title_label; } // insert a full box $text .= Skin::build_box($title, $box['text'], 'header1', 'comments'); } // assemble the full panel $panels[] = array('att' . $item['id'], ucfirst(Skin::strip($item['title'], 30)), 'atc' . $item['id'], $text); } // there is some box content if (trim($box['text'])) { $text .= $box['text']; } // format tabs $text = Skin::build_tabs($panels); // end of processing SQL::free($result); return $text; }
// insert anchor suffix if (is_object($anchor)) { $context['text'] .= $anchor->get_suffix(); } // // extra panel -- most content is cached, except commands specific to current surfer // // page tools // // post an image, if upload is allowed if (Images::allow_creation($item, $anchor)) { Skin::define_img('IMAGES_ADD_IMG', 'images/add.gif'); $context['page_tools'][] = Skin::build_link('images/edit.php?anchor=' . urlencode('article:' . $item['id']), IMAGES_ADD_IMG . i18n::s('Add an image'), 'basic', i18n::s('You can upload a camera shot, a drawing, or another image file.')); } // modify this page if (Articles::allow_modification($item, $anchor)) { Skin::define_img('ARTICLES_EDIT_IMG', 'articles/edit.gif'); if (!is_object($overlay) || !($label = $overlay->get_label('edit_command', 'articles'))) { $label = i18n::s('Edit this page'); } $context['page_tools'][] = Skin::build_link(Articles::get_url($item['id'], 'edit'), ARTICLES_EDIT_IMG . $label, 'basic', i18n::s('Press [e] to edit'), FALSE, 'e'); } // access previous versions, if any if ($has_versions && Articles::is_owned($item, $anchor)) { Skin::define_img('ARTICLES_VERSIONS_IMG', 'articles/versions.gif'); $context['page_tools'][] = Skin::build_link(Versions::get_url('article:' . $item['id'], 'list'), ARTICLES_VERSIONS_IMG . i18n::s('Versions'), 'basic', i18n::s('Restore a previous version if necessary')); } // publish this page if (Articles::allow_publication($item, $anchor)) { if (!isset($item['publish_date']) || $item['publish_date'] <= NULL_DATE) { Skin::define_img('ARTICLES_PUBLISH_IMG', 'articles/publish.gif');