in javascript/widgets/config.js [235:270]
getProviderConfigs() {
return this.getSignInOptions_().map(option => {
if (idp.isSupportedProvider(option['provider']) ||
googArray.contains(UI_SUPPORTED_PROVIDERS, option['provider'])) {
// The login hint key is also automatically set for built-in providers
// that support it.
const providerConfig = {
providerId: option['provider'], // Since developers may be using
// G-Suite for Google sign in or
// want to label email/password as their own provider, we should
// allow customization of these attributes.
providerName: option['providerName'] || null,
fullLabel: option['fullLabel'] || null,
buttonColor: option['buttonColor'] || null,
iconUrl: option['iconUrl'] ? util.sanitizeUrl(option['iconUrl']) :
null
};
for (const key in providerConfig) {
if (providerConfig[key] === null) {
delete providerConfig[key];
}
}
return providerConfig;
} else {
return {
providerId: option['provider'],
providerName: option['providerName'] || null,
fullLabel: option['fullLabel'] || null,
buttonColor: option['buttonColor'] || null,
iconUrl: option['iconUrl'] ? util.sanitizeUrl(option['iconUrl']) :
null,
loginHintKey: option['loginHintKey'] || null
};
}
});
}