Enhancements to Kohana ORM
Enhancements to include multiple primary keys in remote joins, added option to suppress table names in joins More enhancements to ORM specific from TSM
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@ -66,6 +66,12 @@ class Kohana_ORM {
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// Model configuration
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protected $_table_names_plural = TRUE;
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protected $_reload_on_wakeup = TRUE;
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// Suppress ORMs inclusion of <table_name>.*
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protected $_disable_wild_select = FALSE;
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// Suppress ORMs inclusion of <table_name>. to column joins
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protected $_disable_join_table_name = FALSE;
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// Suppress ORMs use of limit
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protected $_disable_limit = FALSE;
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// Database configuration
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protected $_db = NULL;
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@ -327,7 +333,7 @@ class Kohana_ORM {
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$model = $this->_related($column);
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// Use this model's column and foreign model's primary key
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$col = $model->_table_name.'.'.$model->_primary_key;
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$col = ($this->_disable_join_table_name ? '' : $model->_table_name.'.').$model->_primary_key;
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$val = $this->_object[$this->_belongs_to[$column]['foreign_key']];
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$model->where($col, '=', $val)->find();
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@ -339,7 +345,7 @@ class Kohana_ORM {
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$model = $this->_related($column);
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// Use this model's primary key value and foreign model's column
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$col = $model->_table_name.'.'.$this->_has_one[$column]['foreign_key'];
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$col = ($this->_disable_join_table_name ? '' : $model->_table_name.'.').$this->_has_one[$column]['foreign_key'];
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$val = $this->pk();
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$model->where($col, '=', $val)->find();
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@ -350,29 +356,52 @@ class Kohana_ORM {
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{
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$model = ORM::factory($this->_has_many[$column]['model']);
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if (isset($this->_has_many[$column]['through']))
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if (! is_array($this->_has_many[$column]['foreign_key']))
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{
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// Grab has_many "through" relationship table
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$through = $this->_has_many[$column]['through'];
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if (isset($this->_has_many[$column]['through']))
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{
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// Grab has_many "through" relationship table
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$through = $this->_has_many[$column]['through'];
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// Join on through model's target foreign key (far_key) and target model's primary key
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$join_col1 = $through.'.'.$this->_has_many[$column]['far_key'];
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$join_col2 = $model->_table_name.'.'.$model->_primary_key;
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// Join on through model's target foreign key (far_key) and target model's primary key
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$join_col1 = ($this->_disable_join_table_name ? '' : $through.'.').$this->_has_many[$column]['far_key'];
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$join_col2 = ($this->_disable_join_table_name ? '' : $model->_table_name.'.').$model->_primary_key;
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$model->join($through)->on($join_col1, '=', $join_col2);
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$model->join($through)->on($join_col1, '=', $join_col2);
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// Through table's source foreign key (foreign_key) should be this model's primary key
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$col = $through.'.'.$this->_has_many[$column]['foreign_key'];
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$val = $this->pk();
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// Through table's source foreign key (foreign_key) should be this model's primary key
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$col = ($this->_disable_join_table_name ? '' : $through.'.').$this->_has_many[$column]['foreign_key'];
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$val = $this->pk();
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}
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else
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{
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// Simple has_many relationship, search where target model's foreign key is this model's primary key
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$col = ($this->_disable_join_table_name ? '' : $model->_table_name.'.').$this->_has_many[$column]['foreign_key'];
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$val = $this->pk();
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}
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return $model->where($col, '=', $val);
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}
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else
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{
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// Simple has_many relationship, search where target model's foreign key is this model's primary key
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$col = $model->_table_name.'.'.$this->_has_many[$column]['foreign_key'];
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$val = $this->pk();
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}
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foreach ($this->_has_many[$column]['foreign_key'] as $fk)
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{
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if (isset($this->_has_many[$column]['through']))
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{
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throw new Kohana_Exception('This code hasnt been written yet!');
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}
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else
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{
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// Simple has_many relationship, search where target model's foreign key is this model's primary key
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$col = ($this->_disable_join_table_name ? '' : $model->_table_name.'.').$fk;
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$val = $this->_object[$fk];
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}
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return $model->where($col, '=', $val);
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$model = $model->where($col, '=', $val);
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}
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return $model;
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}
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}
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else
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{
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@ -763,7 +792,7 @@ class Kohana_ORM {
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if ($id !== NULL)
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{
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// Search for a specific column
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$this->_db_builder->where($this->_table_name.'.'.$this->_primary_key, '=', $id);
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$this->_db_builder->where(($this->_disable_join_table_name ? '' : $this->_table_name.'.').$this->_primary_key, '=', $id);
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}
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return $this->_load_result(FALSE);
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@ -1260,14 +1289,15 @@ class Kohana_ORM {
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{
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$this->_db_builder->from($this->_table_name);
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if ($multiple === FALSE)
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if ($multiple === FALSE AND ! $this->_disable_limit)
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{
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// Only fetch 1 record
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$this->_db_builder->limit(1);
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}
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// Select all columns by default
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$this->_db_builder->select($this->_table_name.'.*');
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if (! $this->_disable_wild_select)
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$this->_db_builder->select($this->_table_name.'.*');
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if ( ! isset($this->_db_applied['order_by']) AND ! empty($this->_sorting))
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{
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@ -1276,7 +1306,7 @@ class Kohana_ORM {
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if (strpos($column, '.') === FALSE)
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{
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// Sorting column for use in JOINs
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$column = $this->_table_name.'.'.$column;
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$column = ($this->_disable_join_table_name ? '' : $this->_table_name.'.').$column;
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}
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$this->_db_builder->order_by($column, $direction);
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