diff options
Diffstat (limited to 'user_guide_src/source')
| -rw-r--r-- | user_guide_src/source/changelog.rst | 70 | ||||
| -rw-r--r-- | user_guide_src/source/database/connecting.rst | 6 | ||||
| -rw-r--r-- | user_guide_src/source/database/helpers.rst | 6 | ||||
| -rw-r--r-- | user_guide_src/source/database/queries.rst | 17 | ||||
| -rw-r--r-- | user_guide_src/source/database/results.rst | 9 | ||||
| -rw-r--r-- | user_guide_src/source/database/utilities.rst | 6 | ||||
| -rw-r--r-- | user_guide_src/source/libraries/form_validation.rst | 115 | ||||
| -rw-r--r-- | user_guide_src/source/overview/at_a_glance.rst | 2 |
8 files changed, 190 insertions, 41 deletions
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst index fd67ac233..c1010f16c 100644 --- a/user_guide_src/source/changelog.rst +++ b/user_guide_src/source/changelog.rst @@ -28,6 +28,7 @@ Release Date: Not Released - Added support for 3gp, 3g2, mp4, wmv, f4v, vlc Video files to mimes.php. - Added support for m4a, aac, m4u, xspf, au, ac3, flac, ogg Audio files to mimes.php. - Added support for kmz and kml (Google Earth) files to mimes.php. + - Updated support for doc files in mimes.php. - Added application/xml for xml and application/xml, text/xsl for xsl in mimes.php. - Changed logger to only chmod when file is first created. - Removed previously deprecated SHA1 Library. @@ -39,6 +40,8 @@ Release Date: Not Released - url_title() will now trim extra dashes from beginning and end. - Added XHTML Basic 1.1 doctype to :doc:`HTML Helper <helpers/html_helper>`. - Changed humanize to include a second param for the separator. + - Refactored ``plural()`` and ``singular()`` to avoid double pluralization and support more words. + - Added an optional third parameter to ``force_download()`` that enables/disables sending the actual file MIME type in the Content-Type header (disabled by default). - Database @@ -51,6 +54,17 @@ Release Date: Not Released - MySQLi driver now supports persistent connections when running on PHP >= 5.3. - Added dsn if the group connections in the config use PDO or any driver which need DSN. - Improved PDO database support. + - Added Interbase/Firebird database support via the "interbase" driver + - Added an optional database name parameter to db_select(). + - Replaced the _error_message() and _error_number() methods with error(), that returns an array containing the last database error code and message. + - Improved version() implementation so that drivers that have a native function to get the version number don't have to be defined in the core DB_driver class. + - Improved support of the PostgreSQL driver, including: + - pg_version() is now used to get the database version number, when possible. + - Added db_set_charset() support. + - Added _optimize_table() support for the :doc:`Database Utility Class <database/utilities>` (rebuilds table indexes). + - Added a constructor to the DB_result class and moved all driver-specific properties and logic out of the base DB_driver class to allow better abstraction. + - Removed limit() and order_by() support for UPDATE and DELETE queries in PostgreSQL driver. Postgres does not support those features. + - Removed protect_identifiers() and renamed _protect_identifiers() to it instead - it was just an alias. - Libraries @@ -71,7 +85,11 @@ Release Date: Not Released - Minor speed optimizations and method & property visibility declarations in the Calendar Library. - Removed SHA1 function in the :doc:`Encryption Library <libraries/encryption>`. - Added $config['csrf_regeneration'] to the CSRF protection in the :doc:`Security library <libraries/security>`, which makes token regeneration optional. - - Added all_flashdata method to session class. Returns an associative array of only flashdata. + - Added all_flashdata() method to session class. Returns an associative array of only flashdata. + - Added function error_array() to return all error messages as an array in the Form_validation class. + - Added function set_data() to Form_validation library, which can be used in place of the default $_POST array. + - Added function reset_validation() to form validation library, which resets internal validation variables in case of multiple validation routines. + - Changed the Session library to select only one row when using database sessions. - Core @@ -79,13 +97,13 @@ Release Date: Not Released - Removed CI_CORE boolean constant from CodeIgniter.php (no longer Reactor and Core versions). - Added method get_vars() to CI_Loader to retrieve all variables loaded with $this->load->vars(). - is_loaded() function from system/core/Commons.php now returns a reference. + - $config['rewrite_short_tags'] now has no effect when using PHP 5.4 as *<?=* will always be available. Bug fixes for 3.0 ------------------ - Unlink raised an error if cache file did not exist when you try to delete it. -- Fixed a bug (#181) where a mis-spelling was in the form validation - language file. +- Fixed a bug (#181) where a mis-spelling was in the form validation language file. - Fixed a bug (#159, #163) that mishandled Active Record nested transactions because _trans_depth was not getting incremented. - Fixed a bug (#737, #75) where pagination anchor class was not set properly when using initialize method. - Fixed a bug (#419) - auto_link() now recognizes URLs that come after a word boundary. @@ -108,11 +126,55 @@ Bug fixes for 3.0 - Fixed a possible bug in ``CI_Input::is_ajax_request()`` where some clients might not send the X-Requested-With HTTP header value exactly as 'XmlHttpRequest'. - Fixed a bug (#1039) - MySQL's _backup() method failed due to a table name not being escaped. - Fixed a bug (#1070) - CI_DB_driver::initialize() didn't set a character set if a database is not selected. +- Fixed a bug (#177) - CI_Form_validation::set_value() didn't set the default value if POST data is NULL. +- Fixed a bug (#68, #414) - Oracle's escape_str() didn't properly escape LIKE wild characters. +- Fixed a bug (#81) - ODBC's list_fields() and field_data() methods skipped the first column due to odbc_field_*() functions' index starting at 1 instead of 0. +- Fixed a bug (#129) - ODBC's num_rows() returned -1 in some cases, due to not all subdrivers supporting the odbc_num_rows() function. +- Fixed a bug (#153) - E_NOTICE being generated by getimagesize() in the :doc:`File Uploading Library <libraries/file_uploading>`. +- Fixed a bug (#611) - SQLSRV's error handling methods used to issue warnings when there's no actual error. +- Fixed a bug (#1036) - is_write_type() method in the :doc:`Database Library <database/index>` didn't return TRUE for RENAME and OPTIMIZE queries. +- Fixed a bug in PDO's _version() method where it used to return the client version as opposed to the server one. +- Fixed a bug in PDO's insert_id() method where it could've failed if it's used with Postgre versions prior to 8.1. +- Fixed a bug in CUBRID's affected_rows() method where a connection resource was passed to cubrid_affected_rows() instead of a result. +- Fixed a bug (#638) - db_set_charset() ignored its arguments and always used the configured charset and collation instead. +- Fixed a bug (#413) - Oracle's error handling methods used to only return connection-related errors. +- Fixed a bug (#804) - Profiler library was trying to handle objects as strings in some cases, resulting in warnings being issued by htmlspecialchars(). +- Fixed a bug (#1101) - MySQL/MySQLi result method field_data() was implemented as if it was handling a DESCRIBE result instead of the actual result set. +- Fixed a bug in Oracle's :doc:`Database Forge Class <database/forge>` method _create_table() where it failed with AUTO_INCREMENT as it's not supported. +- Fixed a bug (#1080) - When using the SMTP protocol, the :doc:`Email Library <libraries/email>` send() method was returning TRUE even if the connection/authentication against the server failed. +- Fixed a bug (#499) - a CSRF cookie was created even with CSRF protection being disabled. +- Fixed a bug (#306) - ODBC's insert_id() method was calling non-existent function odbc_insert_id(), which resulted in a fatal error. +- Fixed a bug in Oracle's DB_result class where the cursor id passed to it was always NULL. +- Fixed a bug (#64) - Regular expression in DB_active_rec.php failed to handle queries containing SQL bracket delimiters in the join condition. +- Fixed a bug in the :doc:`Session Library <libraries/sessions>` where a PHP E_NOTICE error was triggered by _unserialize() due to results from databases such as MSSQL and Oracle being space-padded on the right. + +Version 2.1.1 +============= + +Release Date: Not Released + +- General Changes + - Fixed support for docx, xlsx files in mimes.php. + +- Libraries + - Further improved MIME type detection in the :doc:`File Uploading Library <libraries/file_uploading>`. + +- Helpers + - url_title() performance and output improved. You can now use any string as the word delimiter, but 'dash' and 'underscore' are still supported. + +Bug fixes for 2.1.1 +------------------- + +- Fixed a bug (#697) - A wrong array key was used in the Upload library to check for mime-types. +- Fixed a bug - form_open() compared $action against site_url() instead of base_url(). +- Fixed a bug - CI_Upload::_file_mime_type() could've failed if mime_content_type() is used for the detection and returns FALSE. +- Fixed a bug (#538) - Windows paths were ignored when using the :doc:`Image Manipulation Library <libraries/image_lib>` to create a new file. +- Fixed a bug - When database caching was enabled, $this->db->query() checked the cache before binding variables which resulted in cached queries never being found Version 2.1.0 ============= -Release Date: Not Released +Release Date: November 14, 2011 - General Changes diff --git a/user_guide_src/source/database/connecting.rst b/user_guide_src/source/database/connecting.rst index a834cc0f7..fb4524116 100644 --- a/user_guide_src/source/database/connecting.rst +++ b/user_guide_src/source/database/connecting.rst @@ -122,6 +122,12 @@ return the database object. | $DB1->result(); | etc... +.. note:: You don't need to create separate database configurations if you + only need to use a different database on the same connection. You + can switch to a different database when you need to, like this: + + | $this->db->db_select($database2_name); + Reconnecting / Keeping the Connection Alive =========================================== diff --git a/user_guide_src/source/database/helpers.rst b/user_guide_src/source/database/helpers.rst index 7ea19e9f6..e8a5ac801 100644 --- a/user_guide_src/source/database/helpers.rst +++ b/user_guide_src/source/database/helpers.rst @@ -7,9 +7,9 @@ $this->db->insert_id() The insert ID number when performing database inserts. -.. note:: If using the PDO driver with PostgreSQL, this function requires - a $name parameter, which specifies the appropriate sequence to check - for the insert id. +.. note:: If using the PDO driver with PostgreSQL, or using the Interbase + driver, this function requires a $name parameter, which specifies the + appropriate sequence to check for the insert id. $this->db->affected_rows() =========================== diff --git a/user_guide_src/source/database/queries.rst b/user_guide_src/source/database/queries.rst index 971d5d61d..15a73614a 100644 --- a/user_guide_src/source/database/queries.rst +++ b/user_guide_src/source/database/queries.rst @@ -112,3 +112,20 @@ The secondary benefit of using binds is that the values are automatically escaped, producing safer queries. You don't have to remember to manually escape data; the engine does it automatically for you. + +*************** +Handling Errors +*************** + +$this->db->error(); +=================== + +If you need to get the last error that has occured, the error() method +will return an array containing its code and message. Here's a quick +example:: + + if ( ! $this->db->simple_query('SELECT `example_field` FROM `example_table`')) + { + $error = $this->db->error(); // Has keys 'code' and 'message' + } + diff --git a/user_guide_src/source/database/results.rst b/user_guide_src/source/database/results.rst index 4f93c794d..865345762 100644 --- a/user_guide_src/source/database/results.rst +++ b/user_guide_src/source/database/results.rst @@ -150,6 +150,12 @@ is the variable that the query result object is assigned to:: echo $query->num_rows(); +.. note:: + Not all database drivers have a native way of getting the total + number of rows for a result set. When this is the case, all of + the data is prefetched and count() is manually called on the + resulting array in order to achieve the same functionality. + $query->num_fields() ===================== @@ -182,5 +188,4 @@ Example:: $row = $query2->row(); echo $row->name; - $query2->free_result();// The $query2 result object will no longer be available - + $query2->free_result(); // The $query2 result object will no longer be available diff --git a/user_guide_src/source/database/utilities.rst b/user_guide_src/source/database/utilities.rst index b0920109f..3805ffb87 100644 --- a/user_guide_src/source/database/utilities.rst +++ b/user_guide_src/source/database/utilities.rst @@ -161,7 +161,11 @@ $this->dbutil->backup() Permits you to backup your full database or individual tables. The backup data can be compressed in either Zip or Gzip format. -.. note:: This features is only available for MySQL databases. +.. note:: This features is only available for MySQL and Interbase/Firebird databases. + +.. note:: For Interbase/Firebird databases, the backup file name is the only parameter. + + Eg. $this->dbutil->backup('db_backup_filename'); .. note:: Due to the limited execution time and memory available to PHP, backing up very large databases may not be possible. If your database is diff --git a/user_guide_src/source/libraries/form_validation.rst b/user_guide_src/source/libraries/form_validation.rst index e7875bc22..5aa64d032 100644 --- a/user_guide_src/source/libraries/form_validation.rst +++ b/user_guide_src/source/libraries/form_validation.rst @@ -579,7 +579,30 @@ must supply it as an array to the function. Example:: For more info please see the :ref:`using-arrays-as-field-names` section below. -.. _saving-groups: +Validating an Array (other than $_POST) +======================================= + +Sometimes you may want to validate an array that does not originate from $_POST data. + +In this case, you can specify the array to be validated:: + + $data = array( + 'username' => 'johndoe', + 'password' => 'mypassword', + 'passconf' => 'mypassword' + ); + + $this->form_validation->set_data($data); + +Creating validation rules, running the validation and retrieving error messages works the same whether you are +validating $_POST data or an array. + +**Important Note:** If you want to validate more than one array during a single execution, then you should +call the reset_validation() function before setting up rules and validating the new array. + +For more info please see the :ref:`function-reference` section below. + +-.. _saving-groups: ************************************************ Saving Sets of Validation Rules to a Config File @@ -823,34 +846,40 @@ Rule Reference The following is a list of all the native rules that are available to use: -======================= ========== ============================================================================================= ======================= -Rule Parameter Description Example -======================= ========== ============================================================================================= ======================= -**required** No Returns FALSE if the form element is empty. -**matches** Yes Returns FALSE if the form element does not match the one in the parameter. matches[form_item] -**is_unique** Yes Returns FALSE if the form element is not unique to the is_unique[table.field] - table and field name in the parameter. is_unique[table.field] -**max_length** Yes Returns FALSE if the form element is longer then the parameter value. max_length[12] -**exact_length** Yes Returns FALSE if the form element is not exactly the parameter value. exact_length[8] -**greater_than** Yes Returns FALSE if the form element is less than the parameter value or not numeric. greater_than[8] -**less_than** Yes Returns FALSE if the form element is greater than the parameter value or not numeric. less_than[8] -**alpha** No Returns FALSE if the form element contains anything other than alphabetical characters. -**alpha_numeric** No Returns FALSE if the form element contains anything other than alpha-numeric characters. -**alpha_dash** No Returns FALSE if the form element contains anything other than alpha-numeric characters, - underscores or dashes. -**numeric** No Returns FALSE if the form element contains anything other than numeric characters. -**integer** No Returns FALSE if the form element contains anything other than an integer. -**decimal** Yes Returns FALSE if the form element is not exactly the parameter value. -**is_natural** No Returns FALSE if the form element contains anything other than a natural number: - 0, 1, 2, 3, etc. -**is_natural_no_zero** No Returns FALSE if the form element contains anything other than a natural - number, but not zero: 1, 2, 3, etc. -**is_unique** Yes Returns FALSE if the form element is not unique in a database table. is_unique[table.field] -**valid_email** No Returns FALSE if the form element does not contain a valid email address. -**valid_emails** No Returns FALSE if any value provided in a comma separated list is not a valid email. -**valid_ip** No Returns FALSE if the supplied IP is not valid. -**valid_base64** No Returns FALSE if the supplied string contains anything other than valid Base64 characters. -======================= ========== ============================================================================================= ======================= +========================= ========== ============================================================================================= ======================= +Rule Parameter Description Example +========================= ========== ============================================================================================= ======================= +**required** No Returns FALSE if the form element is empty. +**matches** Yes Returns FALSE if the form element does not match the one in the parameter. matches[form_item] +**is_unique** Yes Returns FALSE if the form element is not unique to the is_unique[table.field] + table and field name in the parameter. is_unique[table.field] +**max_length** Yes Returns FALSE if the form element is longer then the parameter value. max_length[12] +**exact_length** Yes Returns FALSE if the form element is not exactly the parameter value. exact_length[8] +**greater_than** Yes Returns FALSE if the form element is less than or equal to the parameter value or not greater_than[8] + numeric. +**greater_than_equal_to** Yes Returns FALSE if the form element is less than the parameter value, greater_than_equal_to[8] + or not numeric. +**less_than** Yes Returns FALSE if the form element is greater than or equal to the parameter value or less_than[8] + not numeric. +**less_than_equal_to** Yes Returns FALSE if the form element is greater than the parameter value, less_than_equal_to[8] + or not numeric. +**alpha** No Returns FALSE if the form element contains anything other than alphabetical characters. +**alpha_numeric** No Returns FALSE if the form element contains anything other than alpha-numeric characters. +**alpha_dash** No Returns FALSE if the form element contains anything other than alpha-numeric characters, + underscores or dashes. +**numeric** No Returns FALSE if the form element contains anything other than numeric characters. +**integer** No Returns FALSE if the form element contains anything other than an integer. +**decimal** Yes Returns FALSE if the form element is not exactly the parameter value. +**is_natural** No Returns FALSE if the form element contains anything other than a natural number: + 0, 1, 2, 3, etc. +**is_natural_no_zero** No Returns FALSE if the form element contains anything other than a natural + number, but not zero: 1, 2, 3, etc. +**is_unique** Yes Returns FALSE if the form element is not unique in a database table. is_unique[table.field] +**valid_email** No Returns FALSE if the form element does not contain a valid email address. +**valid_emails** No Returns FALSE if any value provided in a comma separated list is not a valid email. +**valid_ip** No Returns FALSE if the supplied IP is not valid. +**valid_base64** No Returns FALSE if the supplied string contains anything other than valid Base64 characters. +========================= ========== ============================================================================================= ======================= .. note:: These rules can also be called as discrete functions. For example:: @@ -930,6 +959,33 @@ $this->form_validation->set_message(); Permits you to set custom error messages. See :ref:`setting-error-messages` +$this->form_validation->set_data(); +======================================== + + .. php:method:: set_data ($data = '') + + :param array $data: The data to validate + + Permits you to set an array for validation, instead of using the default + $_POST array. + +$this->form_validation->reset_validation(); +======================================== + + .. php:method:: reset_validation () + + Permits you to reset the validation when you validate more than one array. + This function should be called before validating each new array. + +$this->form_validation->error_array(); +======================================== + + .. php:method:: error_array () + + :rtype: Array + + Returns the error messages as an array. + .. _helper-functions: **************** @@ -1011,4 +1067,3 @@ This function is identical to the **set_checkbox()** function above. <input type="radio" name="myradio" value="1" <?php echo set_radio('myradio', '1', TRUE); ?> /> <input type="radio" name="myradio" value="2" <?php echo set_radio('myradio', '2'); ?> /> - diff --git a/user_guide_src/source/overview/at_a_glance.rst b/user_guide_src/source/overview/at_a_glance.rst index 31f0b4dd9..6dcfdbb14 100644 --- a/user_guide_src/source/overview/at_a_glance.rst +++ b/user_guide_src/source/overview/at_a_glance.rst @@ -41,7 +41,7 @@ CodeIgniter Uses M-V-C CodeIgniter uses the Model-View-Controller approach, which allows great separation between logic and presentation. This is particularly good for projects in which designers are working with your template files, as the -code these file contain will be minimized. We describe MVC in more +code these files contain will be minimized. We describe MVC in more detail on its own page. CodeIgniter Generates Clean URLs |