Chaleno
A flutter package for webscraping data from websites.
This package contains a set of high-level functions that make it easy to webscrap websites. It's multi-platform, supports mobile, desktop, and the web.
Usage
Scraping data from websites, this package gives you the power to scrape the web in an easy way.
Instance Chaleno class
var parser = await Chaleno().load('https://example.com');
It returns a Parser which we can use to start webscraping.
You can load HTML file from localhost.
var parser = await Chaleno().load('https://localhost/index');
var parser = await Chaleno().load('https://192.168.1.122/index');
Very simple to use
After instantiating Chaleno class, you can easily retrieve any data using few code lines
Result result = parser.getElementById('id');
print(result.text);
List<Result> results = parser.getElementsByClassName('className');
results.map((item) => print(item.text))
You can return a single result or a list of results and map them. You can find most popular methods and attributes in table below.
Example
final parser = await Chaleno().load('https://example.com');
final title = parser?.getElementById('title').text;
final contents = parser.querySelector('.content-card').text;
final image = parser.getElementsByTagName('img').src;
Importants Methods and propriets
| Methods | Mean |
|---|---|
| title | Return the page title |
| getElementById | Return a single element searching for ID on the page |
| getElementsByClassName | Return a list of elements according class passed as parameter |
| getElementsByTagName | Return a list of elements according tag passed as parameter |
| querySelector | Return single element passing a list of selector |
| querySelectorAll | Return a list of elements passing a list of selector |
| text | Return text atribute from a tag returned |
| src | Return src atribute from a tag returned |
| href | Return href atribute from a tag returned |