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Example code of akdr/selma

Informations about the package selma

Selma

A PHP-Webdriver wrapper trying to simplify the usage of web-scraping.

Usage

To use the wrapper you need to have a Selenium Hub up and running.

To set it up, google or use the docker-compose.yml in the docker directory. Instructions how to start it once you have docker installed is in the file.

Navigation

Navigation handles the browser navigation and manipulation. Its used by the Element class and needs to be started before you try to scrape.

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Available methods:
Method Arguments Comment Return type
goTo String Make the browser go to the page in first argument. Navigation
currentUrl none Returns the current URL as a string. String
javascript String Executes javascript in the browser and returns it output. ?String
scrollTo ?Int Scrolls the page to the first arguments X-value. If omitted is scrolls to the bottom. Navigation
screenshot String Takes a screenshot of the page and saves it to the absolute path from the first argument. Navigation
getSource none Returns the source from the current URL as a string. String
cli String Prints a message in the error-log Navigation

Element

The Element class handles everything DOM-related. It searches for DOM-elements, extracts text, filling in inputs and clicking elements.

Available methods

To get an Element and manipulate it, you can either use the construct or the set() method. They both takes an array as argument and is executed in the order being presented. The selector key has to be set and always (with the exception of 'element') be first.

Key Value-type Comment
element Facebook\WebDriver\ Remote\RemoteWebElement If you need to find a multiple elements and their offspring, you can inject a RemoteWebElement and find its children through 'selector'
selector String Gets the first matching selector with the matching CSS-selector. If the key 'element' is set, it will search inside that Element.
attribute String Gets the attribute of the 'selector'. 'text' for the text, 'href' for the link and so on.
click Bool If true, the browser will try and click the 'selector' element.
class String Sets the property $hasClass to true if the 'selector' element has the CSS-class, else false.
input String Prints the argument into the 'selector' element.
pressKey String Presses the button passed in the argument, uses constants found here
delay Int Makes the browser sleep for the amount of milliseconds in the argument
waitForElement Int Waits for an element to appear in the browser. The argument sets amount of 0.01 seconds delays it is going to wait.

To get the value from attribute, chain ->getValue('int'|'float'|null) on to the construct or set().

Public properties

If you need to retrieve the RemoteWebElement, call for the property inside the class named 'element'.

If you need to retrieve the class-bool, call for the property 'hasClass'.

Example:

All versions of selma with dependencies

PHP Build Version
Package Version
Requires php-webdriver/webdriver Version >=1.13.0
jbzoo/utils Version 5.*
php Version >=8.0
jbzoo/data Version 5.*
ext-json Version *
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