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| 1 | +# Print forms for Eloquent |
| 2 | + |
| 3 | +Easy way to generate docx print forms of invoices, contracts and other documents. |
| 4 | + |
| 5 | +## Usage |
| 6 | + |
| 7 | +Installation |
| 8 | + |
| 9 | +```bash |
| 10 | +composer require mnvx/eloquent-print-form |
| 11 | +``` |
| 12 | + |
| 13 | +Declare models for Eloquent. |
| 14 | + |
| 15 | +Create print form (docx file) using next syntax. |
| 16 | + |
| 17 | +- `${field_name}` - standard field |
| 18 | +- `${entity.field_name}` - field from linked entity |
| 19 | +- `${entity.field_name|date}` - format field as date |
| 20 | +- `${entity.field_name|date|placeholder}` - format field as date and replace to "____________________" if field is empty |
| 21 | +- `${entity1.entity2.field_name}` - field from linked entity through one table |
| 22 | +- `${entities.field_name}` - for table data |
| 23 | + |
| 24 | +As you may see, it is possible to use pipes, for example: `|date`, `|date|placeholder`. Supported pipes are: |
| 25 | +- `placeholder` - replaces empty variable to "____________________". |
| 26 | +- `date` - format date |
| 27 | +- `dateTime` - format date time |
| 28 | +- `int` - format int value |
| 29 | +- `decimal` - format decimal value |
| 30 | + |
| 31 | +It is possible also to specify custom pipes. |
| 32 | + |
| 33 | +Generate print form for specified entity |
| 34 | + |
| 35 | +```php |
| 36 | +$entity = Contract::find($id); |
| 37 | +$printFormProcessor = new PrintFormProcessor(); |
| 38 | +$templateFile = resource_path('path_to_print_forms/your_print_form.docx'); |
| 39 | +$tempFileName = $printFormProcessor->process($templateFile, $entity); |
| 40 | +``` |
| 41 | + |
| 42 | +## Examples |
| 43 | + |
| 44 | +### Basic example |
| 45 | + |
| 46 | +For example, if there are next models in project. |
| 47 | + |
| 48 | +```php |
| 49 | +use Illuminate\Database\Eloquent\Model; |
| 50 | + |
| 51 | +/** |
| 52 | + * @property string $number |
| 53 | + * @property string $start_at |
| 54 | + * @property int $customer_id |
| 55 | + * @property Customer $customer |
| 56 | + * @property ContractAppendix[] $appendixes |
| 57 | + */ |
| 58 | +class Contract extends Model |
| 59 | +{ |
| 60 | + |
| 61 | + public function customer() |
| 62 | + { |
| 63 | + return $this->belongsTo(Customer::class); |
| 64 | + } |
| 65 | + |
| 66 | + public function appendixes() |
| 67 | + { |
| 68 | + return $this->hasMany(ContractAppendix::class); |
| 69 | + } |
| 70 | +} |
| 71 | + |
| 72 | +/** |
| 73 | + * @property string $name |
| 74 | + * @property CustomerCategory $category |
| 75 | + */ |
| 76 | +class Customer extends Model |
| 77 | +{ |
| 78 | + public function category() |
| 79 | + { |
| 80 | + return $this->belongsTo(CustomerCategory::class); |
| 81 | + } |
| 82 | + |
| 83 | +} |
| 84 | + |
| 85 | +/** |
| 86 | + * @property string $number |
| 87 | + * @property string $date |
| 88 | + * @property float $tax |
| 89 | + */ |
| 90 | +class ContractAppendix extends Model |
| 91 | +{ |
| 92 | + |
| 93 | + public function items() |
| 94 | + { |
| 95 | + return $this->hasMany(ContractAppendixItem::class, 'appendix_id'); |
| 96 | + } |
| 97 | + |
| 98 | + public function getTaxAttribute() |
| 99 | + { |
| 100 | + $tax = 0; |
| 101 | + foreach ($this->items as $item) { |
| 102 | + $tax += $item->total_amount * (1 - 100 / (100+($item->taxStatus->vat_rate ?? 0))); |
| 103 | + } |
| 104 | + return $tax; |
| 105 | + } |
| 106 | +} |
| 107 | +``` |
| 108 | + |
| 109 | +Example of Laravel's controller action for printing contract. |
| 110 | + |
| 111 | +```php |
| 112 | +public function printInternet(FormRequest $request) |
| 113 | +{ |
| 114 | + $id = $request->get('id'); |
| 115 | + $entity = Contract::find($id); |
| 116 | + $printFormProcessor = new PrintFormProcessor(); |
| 117 | + $templateFile = resource_path('path_to_print_forms/your_print_form.docx'); |
| 118 | + $tempFileName = $printFormProcessor->process($templateFile, $entity); |
| 119 | + $filename = 'contract_' . $id; |
| 120 | + return response() |
| 121 | + ->download($tempFileName, $filename . '.docx') |
| 122 | + ->deleteFileAfterSend(); |
| 123 | +} |
| 124 | +``` |
| 125 | + |
| 126 | +Example of docx template |
| 127 | + |
| 128 | +--- |
| 129 | + |
| 130 | +Contract number: ${number|placeholder} |
| 131 | +Contract date: ${start_at|date|placeholder} |
| 132 | +Customer: ${customer.name} |
| 133 | +Customer category: ${customer.category.name} |
| 134 | + |
| 135 | +Appendixes: |
| 136 | + |
| 137 | +| Row number | Appendix number | Appendix tax | |
| 138 | +| ------------------------- | -------------------- | -----------------:| |
| 139 | +| ${appendixes.#row_number} | ${appendixes.number} | ${appendixes.tax} | |
| 140 | + |
| 141 | +--- |
| 142 | + |
| 143 | +### How to specify custom pipes |
| 144 | + |
| 145 | +```php |
| 146 | +class CustomPipes extends \Mnvx\EloquentPrintForm\Pipes |
| 147 | +{ |
| 148 | + // Override |
| 149 | + public function placeholder($value) |
| 150 | + { |
| 151 | + return $value ?: "NO DATA"; |
| 152 | + } |
| 153 | + |
| 154 | + // New pipe |
| 155 | + public function custom($value) |
| 156 | + { |
| 157 | + return "CUSTOM"; |
| 158 | + } |
| 159 | +} |
| 160 | + |
| 161 | +$entity = Contract::find($id); |
| 162 | +$pipes = new CustomPipes(); |
| 163 | +$printFormProcessor = new PrintFormProcessor($pipes); |
| 164 | +$templateFile = resource_path('path_to_print_forms/your_print_form.docx'); |
| 165 | +$tempFileName = $printFormProcessor->process($templateFile, $entity); |
| 166 | +``` |
| 167 | + |
| 168 | +### How to specify custom processors for some variables |
| 169 | + |
| 170 | +Example of custom processor for variable `${custom}`. |
| 171 | + |
| 172 | +```php |
| 173 | +$tempFileName = $printFormProcessor->process($templateFile, $entity, [ |
| 174 | + 'custom' => function(TemplateProcessor $processor, string $variable, ?string $value) { |
| 175 | + $inline = new TextRun(); |
| 176 | + $inline->addText('by a red italic text', array('italic' => true, 'color' => 'red')); |
| 177 | + $processor->setComplexValue($variable, $inline); |
| 178 | + }, |
| 179 | +]); |
| 180 | +``` |
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