Viewing file:  SlideshowPluginSlideInserter.php (8.23 KB) -rw-rw-rw-
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<?php
/**
* Class SlideshowPluginSlideInserter
*
* TODO This class will probably need to be renamed to SlideshowPluginSlideHandler to explain more functionality
* TODO than just inserting slides.
*
* @since 2.0.0
* @author Stefan Boonstra
*/
class SlideshowPluginSlideInserter
{
/**
* Returns the html for showing the image insert button.
*
* @since 2.0.0
* @return String $button
*/
static function getImageSlideInsertButton()
{
// Put popup html in footer
add_action('admin_footer', array(__CLASS__, 'includePopup'));
// Return button html
ob_start();
include(SlideshowPluginMain::getPluginPath() . '/views/' . __CLASS__ . '/insert-image-button.php');
return ob_get_clean();
}
/**
* Returns the html for showing the text insert button.
*
* @since 2.0.0
* @return String $button
*/
static function getTextSlideInsertButton()
{
// Return button html
ob_start();
include(SlideshowPluginMain::getPluginPath() . '/views/' . __CLASS__ . '/insert-text-button.php');
return ob_get_clean();
}
/**
* Returns the html for showing the video insert button.
*
* @since 2.1.0
* @return String $button
*/
static function getVideoSlideInsertButton()
{
// Return button html
ob_start();
include(SlideshowPluginMain::getPluginPath() . '/views/' . __CLASS__ . '/insert-video-button.php');
return ob_get_clean();
}
/**
* Returns a list of element tags, without special characters.
*
* @since 2.2.20
* @return array $elementTags
*/
static function getElementTags()
{
return array(
0 => 'div',
1 => 'p',
2 => 'h1',
3 => 'h2',
4 => 'h3',
5 => 'h4',
6 => 'h5',
7 => 'h6',
);
}
/**
* Get a specific element tag by its ID. If no ID is passed, the first value in the element tags array will be
* returned.
*
* @since 2.2.20
* @param int $id
* @return array $elementTags
*/
static function getElementTag($id = null)
{
$elementTags = self::getElementTags();
if (isset($elementTags[$id]))
{
return $elementTags[$id];
}
return reset($elementTags);
}
/**
* This function is registered in the SlideshowPluginAjax class
* and prints the results from the search query.
*
* @since 2.0.0
*/
static function printSearchResults()
{
global $wpdb;
// Numberposts and offset
$numberPosts = 10;
$offset = 0;
if (isset($_POST['offset']) &&
is_numeric($_POST['offset']))
{
$offset = $_POST['offset'];
}
$attachmentIDs = array();
if (isset($_POST['attachmentIDs']))
{
$attachmentIDs = array_filter($_POST['attachmentIDs'], 'ctype_digit');
}
// Get attachments with a title alike the search string, needs to be filtered
add_filter('posts_where', array(__CLASS__, 'printSearchResultsWhereFilter'));
$query = new WP_Query(array(
'post_type' => 'attachment',
'post_status' => 'inherit',
'offset' => $offset,
'posts_per_page' => $numberPosts + 1,
'orderby' => 'date',
'order' => 'DESC'
));
$attachments = $query->get_posts();
remove_filter('posts_where', array(__CLASS__, 'printSearchResultsWhereFilter'));
// Look for images by their file's name when not enough matching results were found
if (count($attachments) < $numberPosts)
{
$searchString = esc_sql($_POST['search']);
// Add results found with the previous query to the $attachmentIDs array to exclude them as well
foreach ($attachments as $attachment)
{
$attachmentIDs[] = $attachment->ID;
}
// Search by file name
$fileNameQuery = new WP_Query(array(
'post_type' => 'attachment',
'post_status' => 'inherit',
'posts_per_page' => $numberPosts - count($attachments),
'post__not_in' => $attachmentIDs,
'meta_query' => array(
array(
'key' => '_wp_attached_file',
'value' => $searchString,
'compare' => 'LIKE'
)
)
));
// Put found results in attachments array
$fileNameQueryAttachments = $fileNameQuery->get_posts();
if (is_array($fileNameQueryAttachments) &&
count($fileNameQueryAttachments) > 0)
{
foreach ($fileNameQueryAttachments as $fileNameQueryAttachment)
{
$attachments[] = $fileNameQueryAttachment;
}
}
}
// Check if there are enough attachments to print a 'Load more images' button
$loadMoreResults = false;
if (count($attachments) > $numberPosts)
{
array_pop($attachments);
$loadMoreResults = true;
}
// Print results to the screen
if (count($attachments) > 0)
{
if ($offset > 0)
{
echo '<tr valign="top">
<td colspan="3" style="text-align: center;">
<b>' . count($attachments) . ' ' . __('More results loaded', 'slideshow-plugin') . '<b>
</td>
</tr>';
}
foreach ($attachments as $attachment)
{
$image = wp_get_attachment_image_src($attachment->ID);
if (!is_array($image) ||
!$image)
{
if (!empty($attachment->guid))
{
$imageSrc = $attachment->guid;
}
else
{
continue;
}
}
else
{
$imageSrc = $image[0];
}
if (!$imageSrc ||
empty($imageSrc))
{
$imageSrc = SlideshowPluginMain::getPluginUrl() . '/images/SlideshowPluginPostType/no-img.png';
}
echo '<tr valign="top" data-attachment-Id="' . $attachment->ID . '" class="result-table-row">
<td class="image">
<img width="60" height="60" src="' . $imageSrc . '" class="attachment" alt="' . $attachment->post_title . '" title="' . $attachment->post_title . '">
</td>
<td class="column-title">
<strong class="title">' . $attachment->post_title . '</strong>
<p class="description">' . $attachment->post_content . '</p>
</td>
<td class="insert-button">
<input
type="button"
class="insert-attachment button-secondary"
value="' . __('Insert', 'slideshow-plugin') . '"
/>
</td>
</tr>';
}
if ($loadMoreResults)
{
echo '<tr>
<td colspan="3" style="text-align: center;">
<button class="button-secondary load-more-results" data-offset="' . ($offset + $numberPosts) . '">
' . __('Load more results', 'slideshow-plugin') . '
</button>
</td>
</tr>';
}
}
else
{
echo '<tr>
<td colspan="3" style="text-align: center;">
<a href="' . admin_url() . 'media-new.php" target="_blank">
' . __('No images were found, click here to upload some.', 'slideshow-plugin') . '
</a>
</td>
</tr>';
}
die;
}
/**
* Applies a where clause on the get_posts call from self::printSearchResults()
*
* @since 2.0.0
* @param string $where
* @return string $where
*/
static function printSearchResultsWhereFilter($where)
{
global $wpdb;
$searchString = $_POST['search'];
$searchString = esc_sql($searchString);
if (isset($_POST['search']))
{
$where .= $wpdb->prepare(
" AND (post_title LIKE '%%%s%%' OR ID LIKE '%%%s%%') ",
$searchString,
$searchString
);
}
return $where;
}
/**
* Include popup, needs to be called in the footer
*
* @since 2.0.0
*/
static function includePopup()
{
include(SlideshowPluginMain::getPluginPath() . '/views/' . __CLASS__ . '/search-popup.php');
}
/**
* Enqueues styles and scripts necessary for the media upload button.
*
* @since 2.2.12
*/
static function localizeScript()
{
// Return if function doesn't exist
if (!function_exists('get_current_screen'))
{
return;
}
// Return when not on a slideshow edit page
$currentScreen = get_current_screen();
if ($currentScreen->post_type != SlideshowPluginPostType::$postType)
{
return;
}
wp_localize_script(
'slideshow-jquery-image-gallery-backend-script',
'slideshow_jquery_image_gallery_backend_script_editSlideshow',
array(
'data' => array(),
'localization' => array(
'confirm' => __('Are you sure you want to delete this slide?', 'slideshow-plugin'),
'uploaderTitle' => __('Insert image slide', 'slideshow-plugin')
)
)
);
}
}
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