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https://github.com/FH-Complete/FHC-Core.git
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MigrationLib to help with the migration procedure
This commit is contained in:
paolo
@@ -0,0 +1,146 @@
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<?php
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if (! defined("BASEPATH")) exit("No direct script access allowed");
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class MigrationLib extends CI_Migration
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{
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private $MSG_PREFIX = "[-]";
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private $INFO_PREFIX = "[I]";
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private $ERROR_PREFIX = "[E]";
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private $SEPARATOR = "------------------------------";
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private function printMessage($message)
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{
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printf("%s %s" . PHP_EOL, $this->MSG_PREFIX, $message);
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}
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private function printInfo($info)
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{
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printf("%s %s" . PHP_EOL, $this->INFO_PREFIX, $info);
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}
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private function printError($error)
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{
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printf("%s %s" . PHP_EOL, $this->ERROR_PREFIX, $error);
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}
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protected function startUP()
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{
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$this->printInfo(sprintf("%s Start method up of class %s %s", $this->SEPARATOR, get_called_class(), $this->SEPARATOR));
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}
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protected function endUP()
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{
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$this->printInfo(sprintf("%s End method up of class %s %s", $this->SEPARATOR, get_called_class(), $this->SEPARATOR));
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}
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protected function columnExists($column, $schema, $table)
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{
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$query = sprintf("SELECT COUNT(%s) FROM %s.%s", $column, $schema, $table);
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if (! @$this->db->simple_query($query))
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{
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return false;
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}
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return true;
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}
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protected function addColumn($schema, $table, $column, $type)
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{
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if (!$this->columnExists($column, $schema, $table))
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{
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$query = sprintf("ALTER TABLE %s.%s ADD COLUMN %s %s", $schema, $table, $column, $type);
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if (@$this->db->simple_query($query))
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{
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$this->printMessage(sprintf("Column %s.%s.%s of type %s added", $schema, $table, $column, $type));
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}
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else
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{
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$this->printError(sprintf("Error while adding column %s.%s.%s of type %s", $schema, $table, $column, $type));
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}
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}
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else
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{
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$this->printInfo(sprintf("Column %s.%s.%s already exists", $schema, $table, $column));
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}
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}
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protected function grantTable($permission, $schema, $table, $user)
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{
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$stringPermission = null;
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if (is_array($permission))
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{
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if (count($permission) > 0)
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{
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$stringPermission = "";
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for ($i = 0; $i < count($permission); $i++)
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{
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$stringPermission .= $permission[$i];
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if ($i != count($permission) - 1)
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{
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$stringPermission .= ", ";
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}
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}
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$query = sprintf("GRANT %s ON TABLE %s.%s TO %s", $stringPermission, $schema, $table, $user);
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}
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}
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else
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{
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$query = sprintf("GRANT %s ON TABLE %s.%s TO %s", $permission, $schema, $table, $user);
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}
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if (@$this->db->simple_query($query))
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{
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$this->printMessage(
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sprintf("Granted permissions %s on table %s.%s to user %s",
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is_null($stringPermission) ? $permission : $stringPermission,
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$schema,
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$table,
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$user
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));
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}
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else
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{
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$this->printError(
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sprintf("Granting permissions %s on table %s.%s to user %s",
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is_null($stringPermission) ? $permission : $stringPermission,
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$schema,
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$table,
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$user
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));
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}
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}
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protected function createTable($schema, $table, $fields)
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{
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if (! $this->db->table_exists($schema . "." . $table))
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{
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$query = sprintf("CREATE TABLE %s.%s (%s)", $schema, $table, $fields);
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if (@$this->db->simple_query($query))
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{
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$this->printMessage(sprintf("Table %s.%s created", $schema, $table));
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}
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else
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{
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$this->printError(sprintf("Creating table %s.%s", $schema, $table));
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}
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}
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else
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{
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$this->printInfo(sprintf("Table %s.%s already exists", $schema, $table));
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}
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}
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protected function execQuery($query)
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{
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if (! @$this->db->simple_query($query))
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{
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$this->printError($this->db->error());
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}
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$this->printInfo("Query correctly executed");
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}
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}
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@@ -2,103 +2,64 @@
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if (! defined('BASEPATH')) exit('No direct script access allowed');
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class Migration_Reihungstest extends CI_Migration {
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require_once APPPATH . '/libraries/MigrationLib.php';
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class Migration_Reihungstest extends MigrationLib
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{
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public function up()
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{
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$this->startUP();
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// Add stufe to public.tbl_reihungstest
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if (! @$this->db->simple_query('SELECT stufe FROM public.tbl_reihungstest'))
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{
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$query = "ALTER TABLE public.tbl_reihungstest ADD COLUMN stufe smallint;";
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if ($this->db->simple_query($query))
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echo 'Column public.tbl_reihungstest.stufe added!';
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else
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echo "Error adding public.tbl_reihungstest.stufe!";
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}
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$this->addColumn('public', 'tbl_reihungstest', 'stufe', 'smallint');
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// Add anmeldefrist to public.tbl_reihungstest
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if (! @$this->db->simple_query('SELECT anmeldefrist FROM public.tbl_reihungstest'))
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{
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$query = "ALTER TABLE public.tbl_reihungstest ADD COLUMN anmeldefrist date;";
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if ($this->db->simple_query($query))
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echo 'Column public.tbl_reihungstest.anmeldefrist added!';
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else
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echo "Error adding public.tbl_reihungstest.anmeldefrist!";
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}
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$this->addColumn('public', 'tbl_reihungstest', 'anmeldefrist', 'date');
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// Add rt_stufe to public.tbl_prestudentstatus
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if (! @$this->db->simple_query('SELECT rt_stufe FROM public.tbl_prestudentstatus'))
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{
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$query = "ALTER TABLE public.tbl_prestudentstatus ADD COLUMN rt_stufe smallint DEFAULT 1;";
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if ($this->db->simple_query($query))
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echo 'Column public.tbl_prestudentstatus.rt_stufe added!';
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else
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echo "Error adding public.tbl_prestudentstatus.rt_stufe!";
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}
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$this->addColumn('public', 'tbl_prestudentstatus', 'rt_stufe', 'smallint DEFAULT 1');
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// Create table public.tbl_rt_studienplan
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if (! $this->db->table_exists('public.tbl_rt_studienplan'))
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{
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$query= "CREATE TABLE public.tbl_rt_studienplan (
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reihungstest_id integer,
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stundenplan_id integer,
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CONSTRAINT pk_tbl_rt_studienplan PRIMARY KEY (reihungstest_id, stundenplan_id),
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CONSTRAINT fk_rt_studienplan_reihungstest_id FOREIGN KEY (reihungstest_id) REFERENCES public.tbl_reihungstest(reihungstest_id) ON UPDATE CASCADE ON DELETE RESTRICT,
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CONSTRAINT fk_rt_studienplan_stundenplan_id FOREIGN KEY (stundenplan_id) REFERENCES lehre.tbl_stundenplan(stundenplan_id) ON UPDATE CASCADE ON DELETE RESTRICT
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);
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GRANT SELECT ON TABLE public.tbl_rt_studienplan TO web;
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GRANT SELECT,INSERT,DELETE,UPDATE ON TABLE public.tbl_rt_studienplan TO admin;
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GRANT SELECT,INSERT,DELETE,UPDATE ON TABLE public.tbl_rt_studienplan TO vilesci;";
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if (!$this->db->simple_query($query))
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{
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echo "Error creating table public.tbl_rt_studienplan!";
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}
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}
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$this->createTable('public', 'tbl_rt_studienplan',
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'reihungstest_id integer,
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stundenplan_id integer,
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CONSTRAINT pk_tbl_rt_studienplan PRIMARY KEY (reihungstest_id, stundenplan_id),
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CONSTRAINT fk_rt_studienplan_reihungstest_id FOREIGN KEY (reihungstest_id) REFERENCES public.tbl_reihungstest(reihungstest_id) ON UPDATE CASCADE ON DELETE RESTRICT,
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CONSTRAINT fk_rt_studienplan_stundenplan_id FOREIGN KEY (stundenplan_id) REFERENCES lehre.tbl_stundenplan(stundenplan_id) ON UPDATE CASCADE ON DELETE RESTRICT'
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);
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$this->grantTable('SELECT', 'public', 'tbl_rt_studienplan', 'web');
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$this->grantTable(array('SELECT', 'INSERT', 'DELETE', 'UPDATE'), 'public', 'tbl_rt_studienplan', 'admin');
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$this->grantTable(array('SELECT', 'INSERT', 'DELETE', 'UPDATE'), 'public', 'tbl_rt_studienplan', 'vilesci');
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// Create table public.tbl_rt_person
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if (! $this->db->table_exists('public.tbl_rt_person'))
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{
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$query= "CREATE TABLE public.tbl_rt_person (
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person_id integer,
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rt_id integer,
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anmeldedatum date,
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teilgenommen boolean DEFAULT FALSE,
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ort_kurzbz varchar(16) NOT NULL,
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CONSTRAINT pk_tbl_rt_person PRIMARY KEY (person_id, rt_id),
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CONSTRAINT fk_rt_person_ort_kurzbz FOREIGN KEY (ort_kurzbz) REFERENCES public.tbl_ort(ort_kurzbz) ON UPDATE CASCADE ON DELETE RESTRICT,
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CONSTRAINT fk_rt_person_reihungstest_id FOREIGN KEY (rt_id) REFERENCES public.tbl_reihungstest(reihungstest_id) ON UPDATE CASCADE ON DELETE RESTRICT
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);
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GRANT SELECT ON TABLE public.tbl_rt_person TO web;
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GRANT SELECT,INSERT,DELETE,UPDATE ON TABLE public.tbl_rt_person TO admin;
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GRANT SELECT,INSERT,DELETE,UPDATE ON TABLE public.tbl_rt_person TO vilesci;";
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if (!$this->db->simple_query($query))
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{
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echo "Error creating table public.tbl_rt_person!";
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}
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}
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$this->createTable('public', 'tbl_rt_person',
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'person_id integer,
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rt_id integer,
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anmeldedatum date,
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teilgenommen boolean DEFAULT FALSE,
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ort_kurzbz varchar(16) NOT NULL,
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CONSTRAINT pk_tbl_rt_person PRIMARY KEY (person_id, rt_id),
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CONSTRAINT fk_rt_person_ort_kurzbz FOREIGN KEY (ort_kurzbz) REFERENCES public.tbl_ort(ort_kurzbz) ON UPDATE CASCADE ON DELETE RESTRICT,
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CONSTRAINT fk_rt_person_reihungstest_id FOREIGN KEY (rt_id) REFERENCES public.tbl_reihungstest(reihungstest_id) ON UPDATE CASCADE ON DELETE RESTRICT'
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);
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$this->grantTable('SELECT', 'public', 'tbl_rt_person', 'web');
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$this->grantTable(array('SELECT', 'INSERT', 'DELETE', 'UPDATE'), 'public', 'tbl_rt_person', 'admin');
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$this->grantTable(array('SELECT', 'INSERT', 'DELETE', 'UPDATE'), 'public', 'tbl_rt_person', 'vilesci');
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// Create table public.tbl_rt_ort
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if (! $this->db->table_exists('public.tbl_rt_ort'))
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{
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$query= "CREATE TABLE public.tbl_rt_ort (
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rt_id integer,
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ort_kurzbz varchar(16),
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uid varchar(32),
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CONSTRAINT pk_tbl_rt_ort PRIMARY KEY (rt_id, ort_kurzbz),
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CONSTRAINT fk_rt_ort_reihungstest_id FOREIGN KEY (rt_id) REFERENCES public.tbl_reihungstest(reihungstest_id) ON UPDATE CASCADE ON DELETE RESTRICT,
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CONSTRAINT fk_rt_ort_ort_kurzbz FOREIGN KEY (ort_kurzbz) REFERENCES public.tbl_ort(ort_kurzbz) ON UPDATE CASCADE ON DELETE RESTRICT
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);
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GRANT SELECT ON TABLE public.tbl_rt_ort TO web;
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GRANT SELECT,INSERT,DELETE,UPDATE ON TABLE public.tbl_rt_ort TO admin;
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GRANT SELECT,INSERT,DELETE,UPDATE ON TABLE public.tbl_rt_ort TO vilesci;";
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if (!$this->db->simple_query($query))
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{
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echo "Error creating table public.tbl_rt_ort!";
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}
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}
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$this->createTable('public', 'tbl_rt_ort',
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'rt_id integer,
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ort_kurzbz varchar(16),
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uid varchar(32),
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CONSTRAINT pk_tbl_rt_ort PRIMARY KEY (rt_id, ort_kurzbz),
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CONSTRAINT fk_rt_ort_reihungstest_id FOREIGN KEY (rt_id) REFERENCES public.tbl_reihungstest(reihungstest_id) ON UPDATE CASCADE ON DELETE RESTRICT,
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CONSTRAINT fk_rt_ort_ort_kurzbz FOREIGN KEY (ort_kurzbz) REFERENCES public.tbl_ort(ort_kurzbz) ON UPDATE CASCADE ON DELETE RESTRICT'
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);
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$this->grantTable('SELECT', 'public', 'tbl_rt_ort', 'web');
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$this->grantTable(array('SELECT', 'INSERT', 'DELETE', 'UPDATE'), 'public', 'tbl_rt_ort', 'admin');
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$this->grantTable(array('SELECT', 'INSERT', 'DELETE', 'UPDATE'), 'public', 'tbl_rt_ort', 'vilesci');
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$this->endUP();
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}
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public function down()
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