/**
* Support function for above
*
* @param Item
* @return boolean TRUE - if content is displayed
*/
function disp_contents(&$disp_Item)
{
// Check if only the title was displayed before the first picture
$displayed_only_title = false;
// Set this var to TRUE when some content(title, excerpt or picture) is displayed
$content_is_displayed = false;
echo $this->disp_params['item_start'];
// Is this the current item?
global $disp, $Item;
if (!empty($Item) && $disp_Item->ID == $Item->ID) {
// The current page is currently displaying the Item this link is pointing to
// Let's display it as selected
$link_class = $this->disp_params['link_selected_class'];
} else {
// Default link class
$link_class = $this->disp_params['link_default_class'];
}
if ($this->disp_params['disp_title']) {
// Display title
$disp_Item->title(array('link_type' => $this->disp_params['item_title_link_type'], 'link_class' => $link_class));
$displayed_only_title = true;
$content_is_displayed = true;
}
if ($this->disp_params['disp_excerpt']) {
$excerpt = $disp_Item->dget('excerpt', 'htmlbody');
if (!empty($excerpt)) {
// Note: Excerpts are plain text -- no html (at least for now)
echo '<div class="item_excerpt">' . $excerpt . '</div>';
$displayed_only_title = false;
$content_is_displayed = true;
}
}
if ($this->disp_params['disp_teaser']) {
// we want to show some or all of the post content
$content = $disp_Item->get_content_teaser(1, false, 'htmlbody');
if ($words = $this->disp_params['disp_teaser_maxwords']) {
// limit number of words
$content = strmaxwords($content, $words, array('continued_link' => $disp_Item->get_permanent_url(), 'continued_text' => '…'));
}
echo '<div class="item_content">' . $content . '</div>';
$displayed_only_title = false;
$content_is_displayed = true;
/* fp> does that really make sense?
we're no longer in a linkblog/linkroll use case here, are we?
$disp_Item->more_link( array(
'before' => '',
'after' => '',
'link_text' => T_('more').' »',
) );
*/
}
if (in_array($this->disp_params['attached_pics'], array('first', 'all'))) {
// Display attached pictures
$picture_limit = $this->disp_params['attached_pics'] == 'first' ? 1 : 1000;
$LinkOnwer = new LinkItem($disp_Item);
if ($FileList = $LinkOnwer->get_attachment_FileList($picture_limit)) {
// Get list of attached files
while ($File =& $FileList->get_next()) {
if ($File->is_image()) {
// Get only images
switch ($this->disp_params['item_pic_link_type']) {
// Set url for picture link
case 'none':
$pic_url = NULL;
break;
case 'permalink':
$pic_url = $disp_Item->get_permanent_url();
break;
case 'linkto_url':
$pic_url = $disp_Item->url;
break;
case 'auto':
default:
$pic_url = empty($disp_Item->url) ? $disp_Item->get_permanent_url() : $disp_Item->url;
break;
}
if ($displayed_only_title) {
// If only the title was displayed - Insert new line before the first picture
echo '<br />';
$displayed_only_title = false;
}
// Print attached picture
echo $File->get_tag('', '', '', '', $this->disp_params['thumb_size'], $pic_url);
$content_is_displayed = true;
}
}
}
}
echo $this->disp_params['item_end'];
return $content_is_displayed;
}
/**
* Get placeholder image File that has the same name as the current video File
*
* @param object File
* @return object placeholder File
*/
function &get_placeholder_File($video_File)
{
$r = NULL;
if (empty($video_File)) {
// No File for placeholder
return $r;
}
if (!isset($this->placeholder_FileList)) {
// Get list of attached fallback files
$LinkOwner = new LinkItem($this);
if (!($this->placeholder_FileList =& $LinkOwner->get_attachment_FileList(1000))) {
// No attached files
return $r;
}
}
// Get file name without extension
$video_file_name_without_ext = preg_replace('#^(.+)\\.[^\\.]+$#', '$1', $video_File->get_name());
// Rewind internal index to first position
$this->placeholder_FileList->current_idx = 0;
while ($attached_File =& $this->placeholder_FileList->get_next()) {
if ($video_File->get_name() != $attached_File->get_name() && preg_match('#^' . $video_file_name_without_ext . '\\.(jpg|jpeg|png|gif)+$#', $attached_File->get_name())) {
// It is a file with same name but with image extension
return $attached_File;
}
}
return $r;
}
/**
* Convert inline image tags like [image:123:abc] into HTML img tags
*
* @param string Source content
* @param array Params
* @return string Content
*/
function render_inline_images($content, $params = array())
{
if (isset($params['check_code_block']) && $params['check_code_block'] && (stristr($content, '<code') !== false || stristr($content, '<pre') !== false)) {
// Call $this->render_inline_images() on everything outside code/pre:
$params['check_code_block'] = false;
$content = callback_on_non_matching_blocks($content, '~<(code|pre)[^>]*>.*?</\\1>~is', array($this, 'render_inline_images'), array($params));
return $content;
}
// No code/pre blocks, replace on the whole thing
$params = array_merge(array('before' => '<div>', 'before_image' => '<div class="image_block">', 'before_image_legend' => '<div class="image_legend">', 'after_image_legend' => '</div>', 'after_image' => '</div>', 'after' => '</div>', 'image_size' => 'fit-400x320', 'image_link_to' => 'original', 'limit' => 1000), $params);
// Find all matches with image inline tags
preg_match_all('/\\[image:(\\d+)(:?)([^\\]]*)\\]/i', $content, $images);
if (!empty($images[0])) {
// There are image inline tags in the content
foreach ($images[0] as $i => $current_link_tag) {
$current_link_ID = (int) $images[1][$i];
$current_link_caption = empty($images[2][$i]) ? '#' : $images[3][$i];
if (empty($current_link_ID)) {
// Invalid link ID, Go to next match
continue;
}
if (!isset($FileList)) {
// Get list of attached files only first time
$LinkOnwer = new LinkItem($this);
$FileList = $LinkOnwer->get_attachment_FileList($params['limit'], 'inline');
if (empty($FileList)) {
// This Item has not the inline attached files, Exit here
break;
}
}
if ($File =& $FileList->get_by_field('link_ID', $current_link_ID)) {
// File is found by link ID
if (!$File->exists()) {
global $Debuglog;
$Debuglog->add(sprintf('File linked to item #%d does not exist (%s)!', $this->ID, $File->get_full_path()), array('error', 'files'));
break;
} elseif ($File->is_image()) {
// Generate the IMG tag with all the alt, title and desc if available
$image_tag = $this->get_attached_image_tag($File, $params);
// Replace inline image tag with HTML img tag
$content = str_replace($current_link_tag, $image_tag, $content);
} else {
// Display error if file is not an image
$content = str_replace($current_link_tag, '<div class="error">' . sprintf(T_('This file cannot be included here because it is not an image: %s'), $current_link_tag) . '</div>', $content);
}
}
}
}
return $content;
}