From 300e3f04404e771de89351e410699e447759175a Mon Sep 17 00:00:00 2001 From: Petr Heralecky Date: Fri, 10 Jan 2014 11:49:11 +0100 Subject: Added Email::attach_cid() returning CID --- system/libraries/Email.php | 87 +++++++++++++++++++------------ user_guide_src/source/changelog.rst | 2 + user_guide_src/source/libraries/email.rst | 24 ++++++++- 3 files changed, 79 insertions(+), 34 deletions(-) diff --git a/system/libraries/Email.php b/system/libraries/Email.php index efdbfd7c1..b84518bbd 100644 --- a/system/libraries/Email.php +++ b/system/libraries/Email.php @@ -718,14 +718,63 @@ class CI_Email { */ public function attach($filename, $disposition = '', $newname = NULL, $mime = '') { + if ($mime === '') + { + if ( ! file_exists($filename)) + { + $this->_set_error_message('lang:email_attachment_missing', $filename); + return FALSE; + } + + if ( ! $fp = fopen($filename, FOPEN_READ)) + { + $this->_set_error_message('lang:email_attachment_unreadable', $filename); + return FALSE; + } + $file_content = stream_get_contents($fp); + $mime = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); + } + else + { + $file_content =& $filename; // buffered file + } + $this->_attachments[] = array( 'name' => array($filename, $newname), 'disposition' => empty($disposition) ? 'attachment' : $disposition, // Can also be 'inline' Not sure if it matters - 'type' => $mime + 'type' => $mime, + 'content' => chunk_split(base64_encode($file_content)) ); - + + fclose($fp); + return $this; } + + // -------------------------------------------------------------------- + + /** + * Sets and return id of attachment (useful for attached inline pictures) + * + * @param string + * @return string + */ + public function attach_cid($filename) + { + if($this->multipart != 'related') + { + $this->multipart = 'related'; // Thunderbird need this for inline images + } + foreach($this->_attachments as $ind => $attach) + { + if($attach['name'][0] == $filename) + { + $this->_attachments[$ind]['cid'] = uniqid(basename($this->_attachments[$ind]['name'][0]) . "@"); + return $this->_attachments[$ind]['cid']; + } + } + return FALSE; + } // -------------------------------------------------------------------- @@ -1361,41 +1410,15 @@ class CI_Email { $filename = $this->_attachments[$i]['name'][0]; $basename = ($this->_attachments[$i]['name'][1] === NULL) ? basename($filename) : $this->_attachments[$i]['name'][1]; - $ctype = $this->_attachments[$i]['type']; - $file_content = ''; - - if ($ctype === '') - { - if ( ! file_exists($filename)) - { - $this->_set_error_message('lang:email_attachment_missing', $filename); - return FALSE; - } - - $file = filesize($filename) +1; - - if ( ! $fp = fopen($filename, FOPEN_READ)) - { - $this->_set_error_message('lang:email_attachment_unreadable', $filename); - return FALSE; - } - - $ctype = $this->_mime_types(pathinfo($filename, PATHINFO_EXTENSION)); - $file_content = fread($fp, $file); - fclose($fp); - } - else - { - $file_content =& $this->_attachments[$i]['name'][0]; - } $attachment[$z++] = '--'.$this->_atc_boundary.$this->newline - .'Content-type: '.$ctype.'; ' + .'Content-type: '.$this->_attachments[$i]['type'].'; ' .'name="'.$basename.'"'.$this->newline .'Content-Disposition: '.$this->_attachments[$i]['disposition'].';'.$this->newline - .'Content-Transfer-Encoding: base64'.$this->newline; + .'Content-Transfer-Encoding: base64'.$this->newline + .(!empty($this->_attachments[$i]['cid']) ? "Content-ID: <".$this->_attachments[$i]['cid'].">".$this->newline : ''); - $attachment[$z++] = chunk_split(base64_encode($file_content)); + $attachment[$z++] = $this->_attachments[$i]['content']; } $body .= implode($this->newline, $attachment).$this->newline.'--'.$this->_atc_boundary.'--'; diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst index 0488d9d4a..e8dc880e8 100644 --- a/user_guide_src/source/changelog.rst +++ b/user_guide_src/source/changelog.rst @@ -334,6 +334,8 @@ Release Date: Not Released - Added custom filename to ``Email::attach()`` as ``$this->email->attach($filename, $disposition, $newname)``. - Added possibility to send attachment as buffer string in ``Email::attach()`` as ``$this->email->attach($buffer, $disposition, $newname, $mime)``. + - Email attachments are creating in function Email::attach() - it's faster for sending many emails with same attachments + - Added method Email::attach_cid() returning CID which enables to embed an attachment to html. - Added dsn (delivery status notification) option. - Renamed method _set_header() to set_header() and made it public to enable adding custom headers in the :doc:`Email Library `. - Successfully sent emails will automatically clear the parameters. diff --git a/user_guide_src/source/libraries/email.rst b/user_guide_src/source/libraries/email.rst index 39629ece1..90b71142b 100644 --- a/user_guide_src/source/libraries/email.rst +++ b/user_guide_src/source/libraries/email.rst @@ -247,8 +247,8 @@ $this->email->attach() ---------------------- Enables you to send an attachment. Put the file path/name in the first -parameter. Note: Use a file path, not a URL. For multiple attachments -use the method multiple times. For example:: +parameter. For multiple attachments use the method multiple times. +For example:: $this->email->attach('/path/to/photo1.jpg'); $this->email->attach('/path/to/photo2.jpg'); @@ -269,6 +269,26 @@ parameter as mime-type:: $this->email->attach($buffer, 'attachment', 'report.pdf', 'application/pdf'); +$this->email->attach_cid() + -------------------------- + + Returns CID which enables to embed an attachment to html. First parameter + must be attached file. + + :: + + $filename = '/img/photo1.jpg'; + $this->email->attach($filename); + foreach ($list as $address) + { + $this->email->to($address); + $cid = $this->email->attach_cid($filename); + $this->email->message('photo1'); + $this->email->send(); + } + + CID for each Email have to be create again to be unique. + $this->email->print_debugger() ------------------------------ -- cgit v1.2.3-24-g4f1b