via.php

<?php
use Shaarli\Plugin\PluginManager;

/**
 * Hook render_linklist.
 *
 * Template placeholders:
 *   - action_plugin: next to 'private only' button.
 *   - plugin_start_zone: page start
 *   - plugin_end_zone: page end
 *   - link_plugin: icons below each links.
 *
 * Data:
 *   - _LOGGEDIN_: true/false
 *
 * @param array $data data passed to plugin
 *
 * @return array altered $data.
 */
function hook_via_render_linklist($data)
{
	foreach ($data['links'] as &$value) {
		$originalUrl = isset($value['original_url']) ? $value['original_url'] : '';
		$originalLabel = isset($value['original_label']) ? $value['original_label'] : '';

      $originalHost = '';
      if (!empty($originalUrl)) {
         $parseUrl = parse_url($originalUrl);
         if ($parseUrl !== null) {
            $originalHost = $parseUrl['host'];
         }
      }

      switch ($originalHost)
      {
         case 'twitter.com':
         case 'www.twitter.com':
         case 'mobile.twitter.com':
            $faIcon = 'twitter';
            break;
         default:
            $faIcon = 'share';
            break;
      }
		$html = '<span class="via fa fa-' . $faIcon . '"></span> ';
		if(!empty($originalLabel) && !empty($originalUrl)){
			$html .= '<a href="' . $originalUrl. '" class="via">' . $originalLabel . '</a>';
		} else if(!empty($originalLabel)){
			$html .= $originalLabel;
		} else if(!empty($originalUrl)){
         if (preg_match('/twitter.com/i', $parseUrl['host'])) {
            list(, $_label, ) = explode('/', $parseUrl['path'], 3);
            $_label = "@{$_label}";
         }
         else
         {
            $_label = $parseUrl['host'];
         }
			$html .= '<a href="' . $originalUrl. '" class="via">' . $_label . '</a>';
		} else{
			continue;
		}
		
		$value['link_plugin'][] = $html;
	}

    return $data;
}

/**
 * Hook render_editlink.
 *
 * Template placeholders:
 *   - field_plugin: add link fields after tags.
 *
 * @param array $data data passed to plugin
 *
 * @return array altered $data.
 */
function hook_via_render_editlink($data)
{
    // Load HTML into a string
    $html = file_get_contents(PluginManager::$PLUGINS_PATH .'/via/fields.html');

    // replace value in HTML if it exists in $data
	$originalLabel = isset($data['link']['original_label']) ? $data['link']['original_label'] : '';
	$originalUrl = isset($data['link']['original_url']) ? $data['link']['original_url'] : (isset($_GET['original_url']) ? $_GET['original_url'] : '');
	
	$html = sprintf($html, $originalLabel, $originalUrl);

    // field_plugin
    $data['edit_link_plugin'][] = $html;

    return $data;
}

/*
 * DATA SAVING HOOK.
 */

/**
 * Hook savelink.
 *
 * Triggered when a link is save (new or edit).
 * All new links now contain a 'stuff' value.
 *
 * @param array $data contains the new link data.
 *
 * @return array altered $data.
 */
function hook_via_save_link($data)
{

    // Save stuff added in editlink field
    if (!empty($_POST['lf_original_label'])) {
        $data['original_label'] = escape($_POST['lf_original_label']);
    }
    if (!empty($_POST['lf_original_url'])) {
        $data['original_url'] = escape($_POST['lf_original_url']);
    }

    return $data;
}