core/Zotlabs/Module/Sources.php

<?php
namespace Zotlabs\Module; /** @file */


class Sources extends \Zotlabs\Web\Controller {

	function post() {
		if(! local_channel())
			return;

		if(! feature_enabled(local_channel(),'channel_sources'))
			return '';
	
		$source = intval($_REQUEST['source']);
		$xchan = $_REQUEST['xchan'];
		$abook = intval($_REQUEST['abook']);
		$words = $_REQUEST['words'];
		$frequency = $_REQUEST['frequency'];
		$name = $_REQUEST['name'];
		$tags = $_REQUEST['tags'];
	
		$channel = \App::get_channel();
	
		if($name == '*')
			$xchan = '*';
	
		if($abook) {
			$r = q("select abook_xchan from abook where abook_id = %d and abook_channel = %d limit 1",
				intval($abook),
				intval(local_channel())
			);
			if($r) 
				$xchan = $r[0]['abook_xchan'];
		}
	
		if(! $xchan) {
			notice ( t('Failed to create source. No channel selected.') . EOL);
			return;
		}

		if(! $source) {
			$r = q("insert into source ( src_channel_id, src_channel_xchan, src_xchan, src_patt, src_tag )
				values ( %d, '%s', '%s', '%s', '%s' ) ",
				intval(local_channel()),
				dbesc($channel['channel_hash']),
				dbesc($xchan),
				dbesc($words),
				dbesc($tags)
			);
			if($r) {
				info( t('Source created.') . EOL);
			}
			goaway(z_root() . '/sources');
		}
		else {
			$r = q("update source set src_xchan = '%s', src_patt = '%s', src_tag = '%s' where src_channel_id = %d and src_id = %d",
				dbesc($xchan),
				dbesc($words),
				dbesc($tags),
				intval(local_channel()),
				intval($source)
			);
			if($r) {
				info( t('Source updated.') . EOL);
			}
			
		}

	}
	
	
		function get() {
		if(! local_channel()) {
			notice( t('Permission denied.') . EOL);
			return '';
		}
	
		if(! feature_enabled(local_channel(),'channel_sources')) {
			return '';
		} 
	
		// list sources
		if(argc() == 1) {
			$r = q("select source.*, xchan.* from source left join xchan on src_xchan = xchan_hash where src_channel_id = %d",
				intval(local_channel())
			);
			if($r) {
				for($x = 0; $x < count($r); $x ++) {
					if($r[$x]['src_xchan'] == '*') {
						$r[$x]['xchan_name'] = t('*');
					}
					$r[$x]['src_patt'] = htmlspecialchars($r[$x]['src_patt'], ENT_COMPAT,'UTF-8');
				}
			}
			$o = replace_macros(get_markup_template('sources_list.tpl'), array(
				'$title' => t('Channel Sources'),
				'$desc' => t('Manage remote sources of content for your channel.'),
				'$new' => t('New Source'),
				'$sources' => $r
			));
			return $o;
		}
	
		if(argc() == 2 && argv(1) === 'new') {
			// TODO add the words 'or RSS feed' and corresponding code to manage feeds and frequency
	
			$o = replace_macros(get_markup_template('sources_new.tpl'), array(
				'$title' => t('New Source'),
				'$desc' => t('Import all or selected content from the following channel into this channel and distribute it according to your channel settings.'),
				'$words' => array( 'words', t('Only import content with these words (one per line)'),'',t('Leave blank to import all public content')),
				'$name' => array( 'name', t('Channel Name'), '', ''),
				'$tags' => array('tags', t('Add the following categories to posts imported from this source (comma separated)'),'',t('Optional')),

				'$submit' => t('Submit')
			));
			return $o;
	
		}
	
		if(argc() == 2 && intval(argv(1))) {
			// edit source
			$r = q("select source.*, xchan.* from source left join xchan on src_xchan = xchan_hash where src_id = %d and src_channel_id = %d limit 1",
				intval(argv(1)),
				intval(local_channel())
			);
			if($r) {
				$x = q("select abook_id from abook where abook_xchan = '%s' and abook_channel = %d limit 1",
					dbesc($r[0]['src_xchan']),
					intval(local_channel())
				);
			}
			if(! $r) {
				notice( t('Source not found.') . EOL);
				return '';
			}
	
			$r[0]['src_patt'] = htmlspecialchars($r[0]['src_patt'], ENT_QUOTES,'UTF-8');
	
			$o = replace_macros(get_markup_template('sources_edit.tpl'), array(
				'$title' => t('Edit Source'),
				'$drop' => t('Delete Source'),
				'$id' => $r[0]['src_id'],
				'$desc' => t('Import all or selected content from the following channel into this channel and distribute it according to your channel settings.'),
				'$words' => array( 'words', t('Only import content with these words (one per line)'),$r[0]['src_patt'],t('Leave blank to import all public content')),
				'$xchan' => $r[0]['src_xchan'],
				'$abook' => $x[0]['abook_id'],
				'$tags' => array('tags', t('Add the following categories to posts imported from this source (comma separated)'),$r[0]['src_tag'],t('Optional')),
				'$name' => array( 'name', t('Channel Name'), $r[0]['xchan_name'], ''),
				'$submit' => t('Submit')
			));
			return $o;
	
		}
	
		if(argc() == 3 && intval(argv(1)) && argv(2) === 'drop') {
			$r = q("select * from source where src_id = %d and src_channel_id = %d limit 1",
				intval(argv(1)),
				intval(local_channel())
			);
			if(! $r) {
				notice( t('Source not found.') . EOL);
				return '';
			}
			$r = q("delete from source where src_id = %d and src_channel_id = %d",
				intval(argv(1)),
				intval(local_channel())
			);
			if($r)
				info( t('Source removed') . EOL);
			else
				notice( t('Unable to remove source.') . EOL);
	
			goaway(z_root() . '/sources');
	
		}
	
		// shouldn't get here.
	
	}
}