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306 lines
9.3 KiB
PHP
306 lines
9.3 KiB
PHP
<?php
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namespace App\Models;
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use Illuminate\Database\Eloquent\Model;
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use Schema;
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use Watson\Validating\ValidatingTrait;
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use App\Http\Traits\UniqueUndeletedTrait;
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use ForceUTF8\Encoding;
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use EasySlugger\Utf8Slugger;
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use Patchwork\Utf8;
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use Illuminate\Validation\Rule;
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class CustomField extends Model
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{
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use ValidatingTrait, UniqueUndeletedTrait;
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public $guarded=["id"];
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public static $PredefinedFormats=[
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"ANY" => "",
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"ALPHA" => "alpha",
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"ALPHA-DASH" => "alpha_dash",
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"NUMERIC" => "numeric",
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"ALPHA-NUMERIC" => "alpha_num",
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"EMAIL" => "email",
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"DATE" => "date",
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"URL" => "url",
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"IP" => "ip",
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"IPV4" => "ipv4",
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"IPV6" => "ipv6",
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"MAC" => "regex:/^[a-fA-F0-9]{2}:[a-fA-F0-9]{2}:[a-fA-F0-9]{2}:[a-fA-F0-9]{2}:[a-fA-F0-9]{2}:[a-fA-F0-9]{2}$/",
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"BOOLEAN" => "boolean",
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];
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/**
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* The attributes that are mass assignable.
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*
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* @var array
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*/
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protected $fillable = [
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'name',
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'element',
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'format',
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'field_values',
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'field_encrypted',
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'help_text',
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'show_in_email',
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];
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// This is confusing, since it's actually the custom fields table that
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// we're usually modifying, but since we alter the assets table, we have to
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// say that here, otherwise the new fields get added onto the custom fields
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// table instead of the assets table.
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public static $table_name = "assets";
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/**
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* Convert the custom field's name property to a db-safe string.
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*
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* We could probably have used str_slug() here but not sure what it would
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* do with previously existing values. - @snipe
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return String
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*/
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public static function name_to_db_name($name)
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{
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return "_snipeit_" . preg_replace("/[^a-zA-Z0-9]/", "_", strtolower($name));
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}
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/**
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* Set some boot methods for creating and updating.
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*
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* There is never ever a time when we wouldn't want to be updating those asset
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* column names and the values of the db column name in the custom fields table
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* if they have changed, so we handle that here so that we don't have to remember
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* to do it in the controllers.
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return Boolean
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*/
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public static function boot()
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{
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self::created(function ($custom_field) {
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// Column already exists on the assets table - nothing to do here.
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// This *shouldn't* happen in the wild.
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if (Schema::hasColumn(CustomField::$table_name, $custom_field->convertUnicodeDbSlug())) {
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return false;
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}
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// Update the column name in the assets table
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Schema::table(CustomField::$table_name, function ($table) use ($custom_field) {
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$table->text($custom_field->convertUnicodeDbSlug())->nullable();
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});
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// Update the db_column property in the custom fields table
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$custom_field->db_column = $custom_field->convertUnicodeDbSlug();
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$custom_field->save();
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});
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self::updating(function ($custom_field) {
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// Column already exists on the assets table - nothing to do here.
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if ($custom_field->isDirty("name")) {
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if (Schema::hasColumn(CustomField::$table_name, $custom_field->convertUnicodeDbSlug())) {
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return true;
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}
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// This is just a dumb thing we have to include because Laraval/Doctrine doesn't
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// play well with enums or a table that EVER had enums. :(
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$platform = Schema::getConnection()->getDoctrineSchemaManager()->getDatabasePlatform();
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$platform->registerDoctrineTypeMapping('enum', 'string');
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// Rename the field if the name has changed
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Schema::table(CustomField::$table_name, function ($table) use ($custom_field) {
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$table->renameColumn($custom_field->convertUnicodeDbSlug($custom_field->getOriginal("name")), $custom_field->convertUnicodeDbSlug());
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});
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// Save the updated column name to the custom fields table
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$custom_field->db_column = $custom_field->convertUnicodeDbSlug();
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$custom_field->save();
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return true;
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}
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return true;
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});
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// Drop the assets column if we've deleted it from custom fields
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self::deleting(function ($custom_field) {
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return Schema::table(CustomField::$table_name, function ($table) use ($custom_field) {
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$table->dropColumn($custom_field->convertUnicodeDbSlug());
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});
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});
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}
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public function fieldset()
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{
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return $this->belongsToMany('\App\Models\CustomFieldset');
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}
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public function user()
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{
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return $this->belongsTo('\App\Models\User');
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}
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public function defaultValues()
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{
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return $this->belongsToMany('\App\Models\AssetModel', 'models_custom_fields')->withPivot('default_value');
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}
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/**
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* Returns the default value for a given model using the defaultValues
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* relationship
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*
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* @param int $modelId
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* @return string
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*/
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public function defaultValue($modelId)
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{
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return $this->defaultValues->filter(function ($item) use ($modelId) {
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return $item->pivot->asset_model_id == $modelId;
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})->map(function ($item) {
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return $item->pivot->default_value;
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})->first();
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}
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public function check_format($value)
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{
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return preg_match('/^'.$this->attributes['format'].'$/', $value)===1;
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}
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public function db_column_name()
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{
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return $this->db_column;
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}
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/**
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* Mutator for the 'format' attribute.
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*
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* This is used by the dropdown to store the laravel-specific
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* validator strings in the database but still return the
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* user-friendly text in the dropdowns, and in the custom fields display.
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return Array
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*/
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public function getFormatAttribute($value)
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{
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foreach (self::$PredefinedFormats as $name => $pattern) {
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if ($pattern === $value || $name === $value) {
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return $name;
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}
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}
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return $value;
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}
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/**
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* Format a value string as an array for select boxes and checkboxes.
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return Array
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*/
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public function setFormatAttribute($value)
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{
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if (isset(self::$PredefinedFormats[$value])) {
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$this->attributes['format']=self::$PredefinedFormats[$value];
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} else {
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$this->attributes['format']=$value;
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}
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}
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/**
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* Format a value string as an array for select boxes and checkboxes.
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return Array
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*/
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public function formatFieldValuesAsArray()
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{
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$arr = preg_split("/\\r\\n|\\r|\\n/", $this->field_values);
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$result[''] = 'Select '.strtolower($this->format);
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for ($x = 0; $x < count($arr); $x++) {
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$arr_parts = explode('|', $arr[$x]);
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if ($arr_parts[0]!='') {
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if (key_exists('1', $arr_parts)) {
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$result[$arr_parts[0]] = $arr_parts[1];
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} else {
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$result[$arr_parts[0]] = $arr_parts[0];
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}
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}
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}
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return $result;
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}
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/**
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* Check whether the field is encrypted
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return Boolean
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*/
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public function isFieldDecryptable($string)
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{
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if (($this->field_encrypted=='1') && ($string!='')) {
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return true;
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}
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return false;
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}
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/**
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* Convert non-UTF-8 or weirdly encoded text into something that
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* won't break the database.
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*
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* @author [A. Gianotto] [<snipe@snipe.net>]
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* @since [v3.4]
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* @return Boolean
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*/
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public function convertUnicodeDbSlug($original = null)
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{
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$name = $original ? $original : $this->name;
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$id = $this->id ? $this->id : 'xx';
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if (!function_exists('transliterator_transliterate')) {
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$long_slug = '_snipeit_' . str_slug(\Patchwork\Utf8::utf8_encode(trim($name)), '_');
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} else {
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$long_slug = '_snipeit_' . Utf8Slugger::slugify($name, '_');
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}
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return substr($long_slug, 0, 50) . '_' . $id;
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}
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/**
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* Get validation rules for custom fields to use with Validator
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* @author [V. Cordes] [<volker@fdatek.de>]
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* @param int $id
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* @since [v4.1.10]
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* @return Array
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*/
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public function validationRules()
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{
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return [
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"name" => "required|unique:custom_fields",
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"element" => [
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"required",
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Rule::in(['text', 'listbox'])
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],
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'format' => [
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Rule::in(array_merge(array_keys(CustomField::$PredefinedFormats), CustomField::$PredefinedFormats))
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],
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'field_encrypted' => "nullable|boolean"
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];
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}
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}
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