61 lines
2.2 KiB
Kotlin
61 lines
2.2 KiB
Kotlin
/**
|
|
* TheCitadelofRicks
|
|
*
|
|
* Copyright 2019-2020 <seil0@mosad.xyz>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
package org.mosad.thecitadelofricks.hsoparser
|
|
|
|
import org.jsoup.Jsoup
|
|
import org.mosad.thecitadelofricks.Course
|
|
import org.slf4j.LoggerFactory
|
|
import java.net.SocketTimeoutException
|
|
|
|
class CourseListParser {
|
|
|
|
private var logger: org.slf4j.Logger = LoggerFactory.getLogger(CourseListParser::class.java)
|
|
|
|
/**
|
|
* return a list of all courses at courseListURL
|
|
* @param courseListURL the url to the course list page
|
|
* @return a ArrayList<Course> with all courses or null if the request was not successful
|
|
*/
|
|
fun getCourseLinks(courseListURL: String): HashMap<String, Course>? {
|
|
val courseLinkList = HashMap<String, Course>()
|
|
try {
|
|
val courseHTML = Jsoup.connect(courseListURL).get()
|
|
|
|
courseHTML.select("ul.index-group").select("li.Class").select("a[href]").forEachIndexed { _, element ->
|
|
courseLinkList[element.text()] = Course(
|
|
element.text(),
|
|
element.attr("href").replace("http", "https")
|
|
)
|
|
}
|
|
logger.info("successfully retrieved course List")
|
|
} catch (ex: SocketTimeoutException) {
|
|
logger.warn("timeout from hs-offenburg.de, updating on next attempt!")
|
|
return null
|
|
} catch (gex: Exception) {
|
|
logger.error("general CourseListParser error", gex)
|
|
return null
|
|
}
|
|
|
|
return courseLinkList
|
|
}
|
|
} |