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Share helper

Derek Jones edited this page · 7 revisions
Clone this wiki locally

CodeIgniter helper for generate share url and buttons (Twitter, Facebook, Buzz, VKontakte)

Download with example from http://mrak7.com/download/CI/share-helper.zip

p.s. sorry for wiki parser, [removed] some code ;-)

Source


<?php

/**
 * CodeIgniter helper for generate share url and buttons (Twitter, Facebook, Buzz, VKontakte)
 *
 * @package      CodeIgniter
 * @subpackage   Helpers
 * @category     Helpers
 * @version 1.0
 * @author Ibragimov Renat <info@mrak7.com> www.mrak7.com
 */

if( !function_exists('share_check') ){
    /**
     * Check type of share and return $URL or FALSE
     * 
     * @param    string $type    type of share
     * @return    string|bool
     */
    function share_check( $type='' ){
        $url = array(
            'twitter'    => 'http://twitter.com/share',
            'facebook'    => 'http://facebook.com/sharer.php',
            'buzz'        => 'http://www.google.com/buzz/post',
            'vkontakte'    => 'http://vkontakte.ru/share.php',
        );
        return (isset($url[$type])) ? $url[$type] : FALSE;
    }
}

if( !function_exists('share_url') ){
    /**
     * Generate url for share at some social networks
     *
     * @param    string $type    type of share
     * @param    array $args        parameters for share
     * @return    string
     */
    function share_url( $type='', $args=array() ){
        $url = share_check( $type );
        if( $url === FALSE ){
            log_message( 'debug', 'Please check your type share_url('.$type.')' );
            return "#ERROR-check_share_url_type";
        }

        $params = array();
        if( $type == 'twitter' ){
            foreach( explode(' ', 'url via text related count lang counturl') as $v ){
                if( isset($args[$v]) ) $params[$v] = $args[$v];
            }
        }elseif( $type == 'facebook' ){
            $params['u']        = $args['url'];
            $params['t']        = $args['text'];
        }elseif( $type == 'buzz'){
            $params['url']        = $args['url'];
            $params['imageurl']    = $args['image'];
            $params['message']    = $args['text'];
        }elseif( $type == 'vkontakte'){
            $params['url']        = $args['url'];
        }

        $param = '';
        foreach( $params as $k=>$v ) $param .= '&'.$k.'='.urlencode($v);
        return $url.'?'.trim($param, '&');
    }
}

if( !function_exists('share_button') ){
    /**
     * Generate buttons for share at some social networks
     *
     * @param    string $type    type of share
     * @param    array $args        parameters for share
     * @return string
     */
    function share_button( $type='', $args=array() ){
        $url = share_check( $type );
        if( $url === FALSE ){
            log_message( 'debug', 'Please check your type share_button('.$type.')' );
            return "#ERROR-check_share_button_type";
        }

        $params = array();
        $param    = '';

        if( $type == 'twitter'){
            if( isset($args['iframe']) ){
                $url = share_url( $type, $args );
                list($url, $param) = explode('?', $url);
                $button = <<<DOT
                &lt;iframe allowtransparency="true" frameborder="0" scrolling="no" style="width:130px; height:50px;"
                src="http://platform.twitter.com/widgets/tweet_button.html?{$param}"&gt;&lt;/iframe>
DOT;
            }else{
                foreach( explode(' ', 'url via text related count lang counturl') as $v ){
                    if( isset($args[$v]) ) $params[] = 'data-'.$v.'="'.$args[$v].'"';
                }
                $param = implode( ' ', $params );
                $button = <<<DOT
                <a href="http://twitter.com/share" class="twitter-share-button">Tweet</a>
                [removed][removed]
DOT;
            }
        }elseif( $type == 'facebook' ){
            if( !isset($args['type']) ) $args['type'] = 'button_count';
            if( isset($args['fb']) ){
                $params = array( 'type'=>'type', 'href'=>'url', 'class'=>'class' );
                foreach( $params as $k=>$v ){
                    if( isset($args[$v]) ) $param .= $k.'="'.$args[$v].'"';
                }
                $button = "<fb:share-button {$param}></fb:share-button>";
            }else{
                $params = array( 'type'=>'type', 'share_url'=>'url' );
                foreach( $params as $k=>$v ){
                    if( isset($args[$v]) ) $param .= $k.'="'.$args[$v].'"';
                }
                if( !isset($args['button_text']) ) $args['button_text'] = 'Share to Facebook';
                $button = <<<DOT
                <a name="fb_share">{$args['button_text']}</a>
                [removed][removed]
DOT;
            }
        }elseif( $type == 'buzz' ){
            $params = array( 'button-style'=>'type', 'local'=>'lang', 'url'=>'url', 'imageurl'=>'image');
            foreach( $params as $k=>$v ){
                if( isset($args[$v]) ) $param .= ' data-'.$k.'="'.$args[$v].'"';
            }
            if( !isset($args['title']) ) $args['title'] = 'Share to Google Buzz';
            $button = <<<DOT
            <a title="{$args['title']}" class="google-buzz-button" href="http://www.google.com/buzz/post"></a>
            [removed][removed]
DOT;
        }elseif( $type == 'vkontakte' ){
            $url = isset($args['url']) ? '{url: "'.$args['url'].'"}' : 'false';
            foreach( explode(' ', 'type text') as $v ){
                if( isset($args[$v]) ) $param[] = $k.': "'.urlencode($args[$v]).'"';
            }
            $param = implode( ', ', $params );
            if( !empty($param) ) $param = ', {'.$param.'}';
            $button = <<<DOT
            [removed][removed]
            [removed][removed](VK.Share.button({$url}{$param}));[removed]
DOT;
        }
        return $button;
    }
}
?&gt;

Example


&lt;?
// in Controller
$url    = 'http://rockufa.ru';
$text    = 'Best Rock Portal Ever';
$image    = 'http://rockufa.ru/forum/Smileys/rockufa/qut.gif';
?&gt;

&lt;!-- this is View --&gt;
<p>
    <a >$url, 'text'=>$text, 'via'=>'mpak666'))?&gt;">Share to Twitter</a>
    <a >$url, 'text'=>$text))?&gt;">Share to Facebook</a>
    <a >$url, 'image'=>$image, 'text'=>$text))?&gt;">Share to Google Buzz</a>
    <a >$url))?&gt;">Share to Vkontakte</a>
</p>
<p>
    &lt;?=share_button('twitter',    array('url'=>$url, 'text'=>$text, 'via'=>'mpak666', 'type'=>'iframe'))?&gt;
    &lt;?=share_button('facebook',    array('url'=>$url, 'text'=>$text))?&gt;
    &lt;?=share_button('buzz',        array('url'=>$url, 'image'=>$image, 'text'=>$text))?&gt;
    &lt;?=share_button('vkontakte',array('url'=>$url))?&gt;
</p>
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