mirror of
https://codeberg.org/flpolyaplus/aplus.git
synced 2024-11-21 17:00:30 -05:00
reorganize functions to aplus-related and canvas-related.
This commit is contained in:
Juan Roig
parent
4af67b0363
commit
89c2e2b38e
76
aplus.go
Normal file
76
aplus.go
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@ -0,0 +1,76 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"strings"
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)
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func get_aplus(token string, link string, client http.Client) string {
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resp, err := client.Get(link)
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if err != nil {
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fmt.Println("Error performing GET request to initial link.")
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}
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defer resp.Body.Close()
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body, _ := io.ReadAll(resp.Body)
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var aplus Aplus
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json.Unmarshal(body, &aplus)
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return aplus.URL
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}
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func get_form_from_request_body(req_body []byte) string {
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body_str := string(req_body)
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form_start := strings.Index(body_str, "<form")
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form_end := strings.Index(body_str, "</form>") + 7
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form_html := req_body[form_start:form_end]
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return string(form_html)
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}
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// parse_form extracts form fields and values from the given HTML form string.
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func parse_form(form_html string) url.Values {
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form_values := make(url.Values)
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inputs := strings.Split(form_html, "<input")
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for _, input := range inputs {
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// Extract field name and value
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name := extract_attribute(input, "name")
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value := extract_attribute(input, "value")
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if name != "" {
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form_values.Add(name, value)
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}
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}
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return form_values
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}
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func extract_attribute(input string, attribute string) string {
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start := strings.Index(input, attribute+"=\"")
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if start == -1 {
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start = strings.Index(input, attribute+"='")
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}
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if start == -1 {
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return ""
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}
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start += len(attribute) + 2
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end := strings.Index(input[start:], "\"")
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if end == -1 {
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end = strings.Index(input[start:], "'")
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}
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if end == -1 {
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return ""
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}
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return input[start : start+end]
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}
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57
canvas.go
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57
canvas.go
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@ -0,0 +1,57 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"os"
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)
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func initialize() {
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base_link = "https://floridapolytechnic.instructure.com/api/v1"
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token = os.Getenv("CANVAS_API_KEY")
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}
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func get_courses(token string, link string, client http.Client) []CanvasCourse {
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resp, err := client.Get(link)
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if err != nil {
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fmt.Println("Error performing GET request to get courses.")
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}
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defer resp.Body.Close()
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body, _ := io.ReadAll(resp.Body)
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var canvas_courses []CanvasCourse
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err2 := json.Unmarshal(body, &canvas_courses)
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if err2 != nil {
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fmt.Println(err2)
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return nil
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}
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return canvas_courses
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}
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// Need to change this to grab both ID and name, return as pairs.
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func get_course_id_name_pair(canvas_courses []CanvasCourse) []uint64 {
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var courses []uint64
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for _, course := range canvas_courses {
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courses = append(courses, course.ID%10000)
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}
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return courses
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}
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/*
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func select_course() int {
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// course selection by user happens below
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favorites := fmt.Sprintf("%s/users/self/favorites/courses?access_token=%s&per_page=100", base_link, token)
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all_courses := fmt.Sprintf("%s/courses?access_token=%s&per_page=100", base_link, token)
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var canvas_courses []CanvasCourse
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canvas_courses = get_courses(token, favorites, client)
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var course_ids []uint64
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course_ids = get_course_ids(canvas_courses)
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//selected := 1 // course_ids[selected]
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// course selection by user happens above
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return 0
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}
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*/
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128
funcs.go
128
funcs.go
@ -1,128 +0,0 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"net/url"
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"strings"
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)
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/*
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func get_courses(token string, link string, client http.Client) []CanvasCourse {
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resp, err := client.Get(link)
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if err != nil {
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fmt.Println("Error performing GET request to get courses.")
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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fmt.Println("Error trying to read html body for courses.")
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}
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var canvas_courses []CanvasCourse
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err2 := json.Unmarshal(body, &canvas_courses)
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if err2 != nil {
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fmt.Println(err2)
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return nil
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}
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return canvas_courses
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}
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// Need to change this to grab both ID and name, return as pairs.
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func get_course_id_name_pair(canvas_courses []CanvasCourse) []uint64 {
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var courses []uint64
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for _, course := range canvas_courses {
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courses = append(courses, course.ID%10000)
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}
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return courses
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}
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func select_course() int {
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// course selection by user happens below
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//favorites := fmt.Sprintf("%s/users/self/favorites/courses?access_token=%s&per_page=100", base_link, token)
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//all_courses := fmt.Sprintf("%s/courses?access_token=%s&per_page=100", base_link,token)
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// var canvas_courses []CanvasCourse
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//canvas_courses = get_courses(token, favorites, client)
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//var course_ids []uint64
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//course_ids = get_course_ids(canvas_courses)
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//selected := 1 // course_ids[selected]
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// course selection by user happens above
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return 0
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}
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*/
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func get_aplus(token string, link string, client http.Client) string {
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resp, err := client.Get(link)
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if err != nil {
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fmt.Println("Error performing GET request to initial link.")
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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fmt.Println("Error reading body of initial aplus html response " +
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"which is supposed to contain a one-time link for getting the form.")
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}
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var aplus Aplus
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json.Unmarshal(body, &aplus)
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return aplus.URL
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}
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func get_form_from_request_body(req_body []byte) string {
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body_str := string(req_body)
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form_start := strings.Index(body_str, "<form")
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form_end := strings.Index(body_str, "</form>") + 7
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form_html := req_body[form_start:form_end]
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return string(form_html)
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}
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// parse_form extracts form fields and values from the given HTML form string.
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func parse_form(form_html string) url.Values {
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form_values := make(url.Values)
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inputs := strings.Split(form_html, "<input")
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for _, input := range inputs {
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// Extract field name and value
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name := extract_attribute(input, "name")
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value := extract_attribute(input, "value")
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if name != "" {
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form_values.Add(name, value)
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}
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}
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return form_values
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}
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func extract_attribute(input string, attribute string) string {
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start := strings.Index(input, attribute+"=\"")
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if start == -1 {
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start = strings.Index(input, attribute+"='")
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}
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if start == -1 {
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return ""
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}
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start += len(attribute) + 2
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end := strings.Index(input[start:], "\"")
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if end == -1 {
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end = strings.Index(input[start:], "'")
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}
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if end == -1 {
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return ""
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}
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return input[start : start+end]
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}
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17
main.go
17
main.go
@ -4,9 +4,11 @@ import (
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"fmt"
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"io"
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"net/http"
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"os"
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)
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var base_link string
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var token string
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func main() {
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client := http.Client{
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CheckRedirect: func(req *http.Request, via []*http.Request) error {
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@ -15,8 +17,7 @@ func main() {
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},
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}
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base_link := "https://floridapolytechnic.instructure.com/api/v1"
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token := os.Getenv("CANVAS_API_KEY")
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initialize()
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// select_course()
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@ -30,11 +31,7 @@ func main() {
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}
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defer resp.Body.Close()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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fmt.Println("Error reading body of initial aplus html response.")
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}
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body, _ := io.ReadAll(resp.Body)
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form_str := get_form_from_request_body(body)
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fmt.Println(form_str)
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@ -62,8 +59,8 @@ func main() {
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fmt.Println(req)
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// we need to submit the above post request correctly in order to submit this request.
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//resp, err = client.Get("https://floridapoly.aplusattendance.com/canvas/student/?canvasCourse=7329&doStudentAuth=true")
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//body, err = io.ReadAll(req.Body)
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//resp, _ = client.Get("https://floridapoly.aplusattendance.com/canvas/student/?canvasCourse=7329&doStudentAuth=true")
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//body, _ = io.ReadAll(resp.Body)
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//fmt.Println(string(body))
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//fmt.Println(req)
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