phantop/quatalog-scraper
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Working for terms_offered.json!

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3eef8a28f26fb2bcc514e6f1938929a1f931762 2023-02-04 19:32:25 -05:00
parent 7b10a24577
commit 316aaf5517
1 changed files with 44 additions and 4 deletions
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48
CourseOfferingsScraper.cpp
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@ -3,6 +3,7 @@
#include<fstream>
#include<iostream>
#include<filesystem>
#include<unordered_set>
#include<dist/jsoncpp.cpp>
namespace fs = std::filesystem;
@ -15,6 +16,8 @@ void handle_course_summer(const Json::Value&,const std::string&,Json::Value&);
void handle_attribute(const std::string&,Json::Value&);
void handle_attributes(const Json::Value&,Json::Value&);
void handle_sections(const Json::Value&,Json::Value&);
void handle_instructors(const Json::Value&,std::unordered_set<std::string>&);
void handle_multiple_instructors(const std::string&,std::unordered_set<std::string>&);
int main(const int argc,const char** argv) {
if(argc < 2) {
@ -113,6 +116,7 @@ void handle_course(const Json::Value& course,
const Json::Value& sections = course["sections"];
handle_sections(sections,course_term);
handle_attributes(course["sections"][0],course_term);
}
@ -181,6 +185,7 @@ void handle_sections(const Json::Value& sections,
Json::Value& course_term) {
int credMin = Json::Value::maxInt, credMax = 0;
int seatsTaken = 0, capacity = 0, remaining = 0;
std::unordered_set<std::string> instructors;
for(const auto& section : sections) {
// Get min/max credits *of all sections*
// (RCOS looking at you)
@ -194,6 +199,8 @@ void handle_sections(const Json::Value& sections,
seatsTaken += section["act"].asInt();
capacity += section["cap"].asInt();
remaining += section["rem"].asInt();
handle_instructors(section,instructors);
}
course_term["credits"]["min"] = credMin;
@ -201,6 +208,37 @@ void handle_sections(const Json::Value& sections,
course_term["seats"]["taken"] = seatsTaken;
course_term["seats"]["capacity"] = capacity;
course_term["seats"]["remaining"] = remaining;
for(const auto& instructor : instructors) {
course_term["instructors"].append(instructor);
}
}
void handle_instructors(const Json::Value& section,
std::unordered_set<std::string>& instructors) {
for(const auto& timeslot : section["timeslots"]) {
handle_multiple_instructors(timeslot["instructor"].asString(),instructors);
}
}
void handle_multiple_instructors(const std::string& instructor_str,
std::unordered_set<std::string>& instructors) {
// Pseudo-string split on commas
const auto delim = std::regex(", ?");
const auto end_itr = std::sregex_token_iterator();
auto instructors_itr = std::sregex_token_iterator(
instructor_str.begin(),
instructor_str.end(),
delim,
-1
);
for(;instructors_itr != end_itr
&& !instructors_itr->str().empty();
instructors_itr++) {
const std::string& str = instructors_itr->str();
if(str == "TBA") continue;
instructors.insert(str);
}
}
void handle_attributes(const Json::Value& section,
@ -218,10 +256,12 @@ void handle_attributes(const Json::Value& section,
);
// Makes the JSON list of attributes
while(attributes_itr != end_itr
&& !attributes_itr->str().empty()) {
handle_attribute(attributes_itr->str(),course_term["attributes"]);
attributes_itr++;
Json::Value& attributes = course_term["attributes"];
attributes = Json::arrayValue;
for(;attributes_itr != end_itr
&& !attributes_itr->str().empty();
attributes_itr++) {
handle_attribute(attributes_itr->str(),attributes);
}
}